612953093 has 2 divisors, whose sum is σ = 612953094. Its totient is φ = 612953092.

The previous prime is 612953087. The next prime is 612953113. The reversal of 612953093 is 390359216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 609201124 + 3751969 = 24682^2 + 1937^2 .

It is a cyclic number.

It is not a de Polignac number, because 612953093 - 2¹⁰ = 612952069 is a prime.

It is a super-2 number, since 2×612953093² = 751422988436533298, which contains 22 as substring.

It is a Chen prime.

It is equal to p_31965473 and since 612953093 and 31965473 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612955093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306476546 + 306476547.

It is an arithmetic number, because the mean of its divisors is an integer number (306476547).

Almost surely, 2^612953093 is an apocalyptic number.

It is an amenable number.

612953093 is a deficient number, since it is larger than the sum of its proper divisors (1).

612953093 is an equidigital number, since it uses as much as digits as its factorization.

612953093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 612953093 is about 24757.8895102147. The cubic root of 612953093 is about 849.4589835185.

The spelling of 612953093 in words is "six hundred twelve million, nine hundred fifty-three thousand, ninety-three".