1047571438 has 16 divisors (see below), whose sum is σ = 1617444864. Its totient is φ = 508599000.

The previous prime is 1047571429. The next prime is 1047571451. The reversal of 1047571438 is 8341757401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1047571438.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 31938 + ... + 55813.

It is an arithmetic number, because the mean of its divisors is an integer number (101090304).

Almost surely, 2^1047571438 is an apocalyptic number.

1047571438 is a deficient number, since it is larger than the sum of its proper divisors (569873426).

1047571438 is a wasteful number, since it uses less digits than its factorization.

1047571438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87927.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 1047571438 is about 32366.2082734447. The cubic root of 1047571438 is about 1015.6121386969.

The spelling of 1047571438 in words is "one billion, forty-seven million, five hundred seventy-one thousand, four hundred thirty-eight".