1002513552 has 40 divisors (see below), whose sum is σ = 2599416960. Its totient is φ = 332933760.

The previous prime is 1002513541. The next prime is 1002513553. The reversal of 1002513552 is 2553152001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1002513553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25527 + ... + 51542.

It is an arithmetic number, because the mean of its divisors is an integer number (64985424).

Almost surely, 2^1002513552 is an apocalyptic number.

1002513552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002513552 is an abundant number, since it is smaller than the sum of its proper divisors (1596903408).

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

1002513552 is a wasteful number, since it uses less digits than its factorization.

1002513552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77351 (or 77345 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1002513552 is about 31662.4944058424. The cubic root of 1002513552 is about 1000.8371496516.

Adding to 1002513552 its reverse (2553152001), we get a palindrome (3555665553).

The spelling of 1002513552 in words is "one billion, two million, five hundred thirteen thousand, five hundred fifty-two".