47831453 has 2 divisors, whose sum is σ = 47831454. Its totient is φ = 47831452.

The previous prime is 47831401. The next prime is 47831471. The reversal of 47831453 is 35413874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42276004 + 5555449 = 6502^2 + 2357^2 .

It is a cyclic number.

It is not a de Polignac number, because 47831453 - 2⁶ = 47831389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47831473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23915726 + 23915727.

It is an arithmetic number, because the mean of its divisors is an integer number (23915727).

Almost surely, 2^47831453 is an apocalyptic number.

It is an amenable number.

47831453 is a deficient number, since it is larger than the sum of its proper divisors (1).

47831453 is an equidigital number, since it uses as much as digits as its factorization.

47831453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 47831453 is about 6916.0287015020. The cubic root of 47831453 is about 362.9982443940.

It can be divided in two parts, 47831 and 453, that added together give a palindrome (48284).

The spelling of 47831453 in words is "forty-seven million, eight hundred thirty-one thousand, four hundred fifty-three".