992513 has 2 divisors, whose sum is σ = 992514. Its totient is φ = 992512.

The previous prime is 992461. The next prime is 992521. The reversal of 992513 is 315299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 734449 + 258064 = 857^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 992513 - 2⁶ = 992449 is a prime.

It is a Chen prime.

It is an Ulam number.

It is equal to p₇₇₉₆₀ and since 992513 and 77960 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (992113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496256 + 496257.

It is an arithmetic number, because the mean of its divisors is an integer number (496257).

2⁹⁹²⁵¹³ is an apocalyptic number.

It is an amenable number.

992513 is a deficient number, since it is larger than the sum of its proper divisors (1).

992513 is an equidigital number, since it uses as much as digits as its factorization.

992513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 29.

The square root of 992513 is about 996.2494667502. The cubic root of 992513 is about 99.7498078945.

The spelling of 992513 in words is "nine hundred ninety-two thousand, five hundred thirteen".