612901427 has 2 divisors, whose sum is σ = 612901428. Its totient is φ = 612901426.

The previous prime is 612901417. The next prime is 612901453. The reversal of 612901427 is 724109216.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612901427 - 2¹⁰ = 612900403 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 612901393 and 612901402.

It is not a weakly prime, because it can be changed into another prime (612901417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306450713 + 306450714.

It is an arithmetic number, because the mean of its divisors is an integer number (306450714).

Almost surely, 2^612901427 is an apocalyptic number.

612901427 is a deficient number, since it is larger than the sum of its proper divisors (1).

612901427 is an equidigital number, since it uses as much as digits as its factorization.

612901427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 612901427 is about 24756.8460632610. The cubic root of 612901427 is about 849.4351157971.

The spelling of 612901427 in words is "six hundred twelve million, nine hundred one thousand, four hundred twenty-seven".