1047251406 has 16 divisors (see below), whose sum is σ = 2125764864. Its totient is φ = 343873464.

The previous prime is 1047251383. The next prime is 1047251411. The reversal of 1047251406 is 6041527401.

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, 1302150 + ... + 1302953.

It is an arithmetic number, because the mean of its divisors is an integer number (132860304).

Almost surely, 2^1047251406 is an apocalyptic number.

1047251406 is an abundant number, since it is smaller than the sum of its proper divisors (1078513458).

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

1047251406 is a wasteful number, since it uses less digits than its factorization.

1047251406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605175.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1047251406 is about 32361.2639740786. The cubic root of 1047251406 is about 1015.5087053410.

Adding to 1047251406 its reverse (6041527401), we get a palindrome (7088778807).

The spelling of 1047251406 in words is "one billion, forty-seven million, two hundred fifty-one thousand, four hundred six".