1252364454 has 96 divisors (see below), whose sum is σ = 3042344448. Its totient is φ = 369096000.

The previous prime is 1252364437. The next prime is 1252364471. The reversal of 1252364454 is 4544632521.

1252364454 is a `hidden beast` number, since 1 + 2 + 5 + 2 + 3 + 644 + 5 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1252364437) and next prime (1252364471).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1374259 + ... + 1375169.

It is an arithmetic number, because the mean of its divisors is an integer number (31691088).

Almost surely, 2^1252364454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252364454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1521172224).

1252364454 is an abundant number, since it is smaller than the sum of its proper divisors (1789979994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252364454 is a wasteful number, since it uses less digits than its factorization.

1252364454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 1111 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 1252364454 is about 35388.7616906837. The cubic root of 1252364454 is about 1077.8961254397.

Adding to 1252364454 its reverse (4544632521), we get a palindrome (5796996975).

The spelling of 1252364454 in words is "one billion, two hundred fifty-two million, three hundred sixty-four thousand, four hundred fifty-four".