612700423 has 2 divisors, whose sum is σ = 612700424. Its totient is φ = 612700422.

The previous prime is 612700411. The next prime is 612700457. The reversal of 612700423 is 324007216.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612700423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612701423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306350211 + 306350212.

It is an arithmetic number, because the mean of its divisors is an integer number (306350212).

Almost surely, 2^612700423 is an apocalyptic number.

612700423 is a deficient number, since it is larger than the sum of its proper divisors (1).

612700423 is an equidigital number, since it uses as much as digits as its factorization.

612700423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 612700423 is about 24752.7861664096. The cubic root of 612700423 is about 849.3422468533.

Adding to 612700423 its reverse (324007216), we get a palindrome (936707639).

The spelling of 612700423 in words is "six hundred twelve million, seven hundred thousand, four hundred twenty-three".