1151523351 has 32 divisors (see below), whose sum is σ = 1875763200. Its totient is φ = 692375040.

The previous prime is 1151523341. The next prime is 1151523353. The reversal of 1151523351 is 1533251511.

It is not a de Polignac number, because 1151523351 - 2¹¹ = 1151521303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151523353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22455 + ... + 52983.

It is an arithmetic number, because the mean of its divisors is an integer number (58617600).

Almost surely, 2^1151523351 is an apocalyptic number.

1151523351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1151523351 is a deficient number, since it is larger than the sum of its proper divisors (724239849).

1151523351 is a wasteful number, since it uses less digits than its factorization.

1151523351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30676 (or 30670 counting only the distinct ones).

The product of its digits is 2250, while the sum is 27.

The square root of 1151523351 is about 33934.1030675632. The cubic root of 1151523351 is about 1048.1519574417.

Adding to 1151523351 its reverse (1533251511), we get a palindrome (2684774862).

The spelling of 1151523351 in words is "one billion, one hundred fifty-one million, five hundred twenty-three thousand, three hundred fifty-one".