1047490651 has 16 divisors (see below), whose sum is σ = 1099651840. Its totient is φ = 996572160.

The previous prime is 1047490601. The next prime is 1047490687. The reversal of 1047490651 is 1560947401.

It is a cyclic number.

It is not a de Polignac number, because 1047490651 - 2⁷ = 1047490523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1047490651.

It is not an unprimeable number, because it can be changed into a prime (1047490601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 979345 + ... + 980413.

It is an arithmetic number, because the mean of its divisors is an integer number (68728240).

Almost surely, 2^1047490651 is an apocalyptic number.

1047490651 is a deficient number, since it is larger than the sum of its proper divisors (52161189).

1047490651 is a wasteful number, since it uses less digits than its factorization.

1047490651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 1047490651 is about 32364.9602347971. The cubic root of 1047490651 is about 1015.5860305755.

The spelling of 1047490651 in words is "one billion, forty-seven million, four hundred ninety thousand, six hundred fifty-one".