1042554664 has 8 divisors (see below), whose sum is σ = 1954790010. Its totient is φ = 521277328.

The previous prime is 1042554647. The next prime is 1042554677. The reversal of 1042554664 is 4664552401.

It can be written as a sum of positive squares in only one way, i.e., 994140900 + 48413764 = 31530^2 + 6958^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65159659 + ... + 65159674.

Almost surely, 2^1042554664 is an apocalyptic number.

It is an amenable number.

1042554664 is a deficient number, since it is larger than the sum of its proper divisors (912235346).

1042554664 is a wasteful number, since it uses less digits than its factorization.

1042554664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130319339 (or 130319335 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 1042554664 is about 32288.6150833386. The cubic root of 1042554664 is about 1013.9883030031.

The spelling of 1042554664 in words is "one billion, forty-two million, five hundred fifty-four thousand, six hundred sixty-four".