612148601 has 2 divisors, whose sum is σ = 612148602. Its totient is φ = 612148600.

The previous prime is 612148583. The next prime is 612148613. The reversal of 612148601 is 106841216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310605376 + 301543225 = 17624^2 + 17365^2 .

It is a cyclic number.

It is not a de Polignac number, because 612148601 - 2¹⁴ = 612132217 is a prime.

It is not a weakly prime, because it can be changed into another prime (612048601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306074300 + 306074301.

It is an arithmetic number, because the mean of its divisors is an integer number (306074301).

Almost surely, 2^612148601 is an apocalyptic number.

It is an amenable number.

612148601 is a deficient number, since it is larger than the sum of its proper divisors (1).

612148601 is an equidigital number, since it uses as much as digits as its factorization.

612148601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 612148601 is about 24741.6369911128. The cubic root of 612148601 is about 849.0871866337.

Adding to 612148601 its reverse (106841216), we get a palindrome (718989817).

The spelling of 612148601 in words is "six hundred twelve million, one hundred forty-eight thousand, six hundred one".