1407694645 has 32 divisors (see below), whose sum is σ = 2020515840. Its totient is φ = 920546880.

The previous prime is 1407694579. The next prime is 1407694657. The reversal of 1407694645 is 5464967041.

It is not a de Polignac number, because 1407694645 - 2¹⁵ = 1407661877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1407694595 and 1407694604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286560 + ... + 291430.

It is an arithmetic number, because the mean of its divisors is an integer number (63141120).

Almost surely, 2^1407694645 is an apocalyptic number.

It is an amenable number.

1407694645 is a deficient number, since it is larger than the sum of its proper divisors (612821195).

1407694645 is a wasteful number, since it uses less digits than its factorization.

1407694645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 1407694645 is about 37519.2569889117. The cubic root of 1407694645 is about 1120.7347020936.

The spelling of 1407694645 in words is "one billion, four hundred seven million, six hundred ninety-four thousand, six hundred forty-five".