1002653412 has 24 divisors (see below), whose sum is σ = 2341586016. Its totient is φ = 333923328.

The previous prime is 1002653383. The next prime is 1002653413. The reversal of 1002653412 is 2143562001.

It is not an unprimeable number, because it can be changed into a prime (1002653413) 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, 22398 + ... + 50069.

It is an arithmetic number, because the mean of its divisors is an integer number (97566084).

Almost surely, 2^1002653412 is an apocalyptic number.

1002653412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002653412 is an abundant number, since it is smaller than the sum of its proper divisors (1338932604).

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

1002653412 is a wasteful number, since it uses less digits than its factorization.

1002653412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73627 (or 73625 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1002653412 is about 31664.7029356032. The cubic root of 1002653412 is about 1000.8836895295.

The spelling of 1002653412 in words is "one billion, two million, six hundred fifty-three thousand, four hundred twelve".