1047964489 has 8 divisors (see below), whose sum is σ = 1231175232. Its totient is φ = 879410640.

The previous prime is 1047964483. The next prime is 1047964501. The reversal of 1047964489 is 9844697401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1047964489 - 2⁵ = 1047964457 is a prime.

It is a super-2 number, since 2×1047964489² = 2196459140410062242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1047964483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3664069 + ... + 3664354.

It is an arithmetic number, because the mean of its divisors is an integer number (153896904).

Almost surely, 2^1047964489 is an apocalyptic number.

It is an amenable number.

1047964489 is a deficient number, since it is larger than the sum of its proper divisors (183210743).

1047964489 is a wasteful number, since it uses less digits than its factorization.

1047964489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7328447.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 1047964489 is about 32372.2796386044. The cubic root of 1047964489 is about 1015.7391427488.

The spelling of 1047964489 in words is "one billion, forty-seven million, nine hundred sixty-four thousand, four hundred eighty-nine".