1043351664 has 40 divisors (see below), whose sum is σ = 2712512400. Its totient is φ = 345566208.

The previous prime is 1043351651. The next prime is 1043351669. The reversal of 1043351664 is 4661533401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043351669) 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, 61689 + ... + 76760.

It is an arithmetic number, because the mean of its divisors is an integer number (67812810).

Almost surely, 2^1043351664 is an apocalyptic number.

It is an amenable number.

1043351664 is an abundant number, since it is smaller than the sum of its proper divisors (1669160736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043351664 is a wasteful number, since it uses less digits than its factorization.

1043351664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138617 (or 138611 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1043351664 is about 32300.9545369792. The cubic root of 1043351664 is about 1014.2466244956.

The spelling of 1043351664 in words is "one billion, forty-three million, three hundred fifty-one thousand, six hundred sixty-four".