53429723 has 2 divisors, whose sum is σ = 53429724. Its totient is φ = 53429722.

The previous prime is 53429681. The next prime is 53429731. The reversal of 53429723 is 32792435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53429723 - 2⁶ = 53429659 is a prime.

It is not a weakly prime, because it can be changed into another prime (53429773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26714861 + 26714862.

It is an arithmetic number, because the mean of its divisors is an integer number (26714862).

Almost surely, 2^53429723 is an apocalyptic number.

53429723 is a deficient number, since it is larger than the sum of its proper divisors (1).

53429723 is an equidigital number, since it uses as much as digits as its factorization.

53429723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 35.

The square root of 53429723 is about 7309.5638036753. The cubic root of 53429723 is about 376.6410404508.

The spelling of 53429723 in words is "fifty-three million, four hundred twenty-nine thousand, seven hundred twenty-three".