920501603 has 12 divisors (see below), whose sum is σ = 1085460120. Its totient is φ = 778190112.

The previous prime is 920501599. The next prime is 920501629. The reversal of 920501603 is 306105029.

It is not a de Polignac number, because 920501603 - 2² = 920501599 is a prime.

It is a super-2 number, since 2×920501603² = 1694646402251139218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920501663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125093 + ... + 132246.

It is an arithmetic number, because the mean of its divisors is an integer number (90455010).

Almost surely, 2^920501603 is an apocalyptic number.

920501603 is a deficient number, since it is larger than the sum of its proper divisors (164958517).

920501603 is a wasteful number, since it uses less digits than its factorization.

920501603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257426 (or 257419 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 920501603 is about 30339.7693300394. The cubic root of 920501603 is about 972.7655526092.

The spelling of 920501603 in words is "nine hundred twenty million, five hundred one thousand, six hundred three".