53928451 has 2 divisors, whose sum is σ = 53928452. Its totient is φ = 53928450.

The previous prime is 53928421. The next prime is 53928473. The reversal of 53928451 is 15482935.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53928451 - 2¹³ = 53920259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53928451.

It is not a weakly prime, because it can be changed into another prime (53928421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26964225 + 26964226.

It is an arithmetic number, because the mean of its divisors is an integer number (26964226).

Almost surely, 2^53928451 is an apocalyptic number.

53928451 is the 4645-th centered pentagonal number.

53928451 is a deficient number, since it is larger than the sum of its proper divisors (1).

53928451 is an equidigital number, since it uses as much as digits as its factorization.

53928451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 37.

The square root of 53928451 is about 7343.5993218585. The cubic root of 53928451 is about 377.8093039786.

The spelling of 53928451 in words is "fifty-three million, nine hundred twenty-eight thousand, four hundred fifty-one".