47325391 has 2 divisors, whose sum is σ = 47325392. Its totient is φ = 47325390.

The previous prime is 47325373. The next prime is 47325403. The reversal of 47325391 is 19352374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47325391 - 2⁵ = 47325359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47325301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23662695 + 23662696.

It is an arithmetic number, because the mean of its divisors is an integer number (23662696).

Almost surely, 2^47325391 is an apocalyptic number.

47325391 is a deficient number, since it is larger than the sum of its proper divisors (1).

47325391 is an equidigital number, since it uses as much as digits as its factorization.

47325391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 34.

The square root of 47325391 is about 6879.3452450070. The cubic root of 47325391 is about 361.7135157963.

It can be divided in two parts, 473253 and 91, that added together give a square (473344 = 688²).

The spelling of 47325391 in words is "forty-seven million, three hundred twenty-five thousand, three hundred ninety-one".