516142453 has 2 divisors, whose sum is σ = 516142454. Its totient is φ = 516142452.

The previous prime is 516142439. The next prime is 516142469. The reversal of 516142453 is 354241615.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320338404 + 195804049 = 17898^2 + 13993^2 .

It is a cyclic number.

It is not a de Polignac number, because 516142453 - 2¹⁷ = 516011381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516142553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258071226 + 258071227.

It is an arithmetic number, because the mean of its divisors is an integer number (258071227).

Almost surely, 2^516142453 is an apocalyptic number.

It is an amenable number.

516142453 is a deficient number, since it is larger than the sum of its proper divisors (1).

516142453 is an equidigital number, since it uses as much as digits as its factorization.

516142453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 516142453 is about 22718.7687386443. The cubic root of 516142453 is about 802.1517349612.

The spelling of 516142453 in words is "five hundred sixteen million, one hundred forty-two thousand, four hundred fifty-three".