47112451 has 2 divisors, whose sum is σ = 47112452. Its totient is φ = 47112450.

The previous prime is 47112431. The next prime is 47112473. The reversal of 47112451 is 15421174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47112451 - 2¹³ = 47104259 is a prime.

It is not a weakly prime, because it can be changed into another prime (47112431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23556225 + 23556226.

It is an arithmetic number, because the mean of its divisors is an integer number (23556226).

Almost surely, 2^47112451 is an apocalyptic number.

47112451 is a deficient number, since it is larger than the sum of its proper divisors (1).

47112451 is an equidigital number, since it uses as much as digits as its factorization.

47112451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 25.

The square root of 47112451 is about 6863.8510327658. The cubic root of 47112451 is about 361.1701916186.

The spelling of 47112451 in words is "forty-seven million, one hundred twelve thousand, four hundred fifty-one".