47540351 has 2 divisors, whose sum is σ = 47540352. Its totient is φ = 47540350.

The previous prime is 47540341. The next prime is 47540399. The reversal of 47540351 is 15304574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47540351 - 2¹⁴ = 47523967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47540341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23770175 + 23770176.

It is an arithmetic number, because the mean of its divisors is an integer number (23770176).

Almost surely, 2^47540351 is an apocalyptic number.

47540351 is a deficient number, since it is larger than the sum of its proper divisors (1).

47540351 is an equidigital number, since it uses as much as digits as its factorization.

47540351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 47540351 is about 6894.9511238297. The cubic root of 47540351 is about 362.2603435351.

The spelling of 47540351 in words is "forty-seven million, five hundred forty thousand, three hundred fifty-one".