1252152004 has 24 divisors (see below), whose sum is σ = 2239630848. Its totient is φ = 612278400.

The previous prime is 1252151987. The next prime is 1252152007. The reversal of 1252152004 is 4002512521.

It is a super-2 number, since 2×1252152004² = 3135769282242432032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1252152007) 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, 440572 + ... + 443404.

It is an arithmetic number, because the mean of its divisors is an integer number (93317952).

Almost surely, 2^1252152004 is an apocalyptic number.

It is an amenable number.

1252152004 is a deficient number, since it is larger than the sum of its proper divisors (987478844).

1252152004 is a wasteful number, since it uses less digits than its factorization.

1252152004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5235 (or 5233 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1252152004 is about 35385.7599042327. The cubic root of 1252152004 is about 1077.8351708772.

Adding to 1252152004 its reverse (4002512521), we get a palindrome (5254664525).

The spelling of 1252152004 in words is "one billion, two hundred fifty-two million, one hundred fifty-two thousand, four".