1047274151 has 32 divisors (see below), whose sum is σ = 1325915136. Its totient is φ = 803520000.

The previous prime is 1047274139. The next prime is 1047274219. The reversal of 1047274151 is 1514727401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1047274151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047274951) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2418431 + ... + 2418863.

It is an arithmetic number, because the mean of its divisors is an integer number (41434848).

Almost surely, 2^1047274151 is an apocalyptic number.

1047274151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1047274151 is a deficient number, since it is larger than the sum of its proper divisors (278640985).

1047274151 is a wasteful number, since it uses less digits than its factorization.

1047274151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 1047274151 is about 32361.6153954032. The cubic root of 1047274151 is about 1015.5160571504.

The spelling of 1047274151 in words is "one billion, forty-seven million, two hundred seventy-four thousand, one hundred fifty-one".