53423432371 has 2 divisors, whose sum is σ = 53423432372. Its totient is φ = 53423432370.

The previous prime is 53423432333. The next prime is 53423432383. The reversal of 53423432371 is 17323432435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53423432371 - 2²³ = 53415043763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53423432371.

It is not a weakly prime, because it can be changed into another prime (53423432171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26711716185 + 26711716186.

It is an arithmetic number, because the mean of its divisors is an integer number (26711716186).

Almost surely, 2^53423432371 is an apocalyptic number.

53423432371 is a deficient number, since it is larger than the sum of its proper divisors (1).

53423432371 is an equidigital number, since it uses as much as digits as its factorization.

53423432371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 37.

The spelling of 53423432371 in words is "fifty-three billion, four hundred twenty-three million, four hundred thirty-two thousand, three hundred seventy-one".