1253433004 has 12 divisors (see below), whose sum is σ = 2196752544. Its totient is φ = 625789424.

The previous prime is 1253432981. The next prime is 1253433019. The reversal of 1253433004 is 4003343521.

It is a self number, because there is not a number n which added to its sum of digits gives 1253433004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228724 + ... + 234139.

It is an arithmetic number, because the mean of its divisors is an integer number (183062712).

Almost surely, 2^1253433004 is an apocalyptic number.

It is an amenable number.

1253433004 is a deficient number, since it is larger than the sum of its proper divisors (943319540).

1253433004 is a wasteful number, since it uses less digits than its factorization.

1253433004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463544 (or 463542 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1253433004 is about 35403.8557787143. The cubic root of 1253433004 is about 1078.2026013165.

Adding to 1253433004 its reverse (4003343521), we get a palindrome (5256776525).

The spelling of 1253433004 in words is "one billion, two hundred fifty-three million, four hundred thirty-three thousand, four".