1245040604 has 12 divisors (see below), whose sum is σ = 2231963328. Its totient is φ = 607336800.

The previous prime is 1245040583. The next prime is 1245040609. The reversal of 1245040604 is 4060405421.

It is a super-2 number, since 2×1245040604² = 3100252211217369632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245040609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3795692 + ... + 3796019.

It is an arithmetic number, because the mean of its divisors is an integer number (185996944).

Almost surely, 2^1245040604 is an apocalyptic number.

It is an amenable number.

1245040604 is a deficient number, since it is larger than the sum of its proper divisors (986922724).

1245040604 is a wasteful number, since it uses less digits than its factorization.

1245040604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7591756 (or 7591754 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1245040604 is about 35285.1329032498. The cubic root of 1245040604 is about 1075.7908308051.

The spelling of 1245040604 in words is "one billion, two hundred forty-five million, forty thousand, six hundred four".