617199053 has 2 divisors, whose sum is σ = 617199054. Its totient is φ = 617199052.

The previous prime is 617199049. The next prime is 617199067. The reversal of 617199053 is 350991716.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 501894409 + 115304644 = 22403^2 + 10738^2 .

It is a cyclic number.

It is not a de Polignac number, because 617199053 - 2² = 617199049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 617199053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (617199073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308599526 + 308599527.

It is an arithmetic number, because the mean of its divisors is an integer number (308599527).

Almost surely, 2^617199053 is an apocalyptic number.

It is an amenable number.

617199053 is a deficient number, since it is larger than the sum of its proper divisors (1).

617199053 is an equidigital number, since it uses as much as digits as its factorization.

617199053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 617199053 is about 24843.4911596579. The cubic root of 617199053 is about 851.4158883851.

The spelling of 617199053 in words is "six hundred seventeen million, one hundred ninety-nine thousand, fifty-three".