601961957 has 4 divisors (see below), whose sum is σ = 628134240. Its totient is φ = 575789676.

The previous prime is 601961951. The next prime is 601961981. The reversal of 601961957 is 759169106.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 601961957 - 2²⁰ = 600913381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601961951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13086107 + ... + 13086152.

It is an arithmetic number, because the mean of its divisors is an integer number (157033560).

Almost surely, 2^601961957 is an apocalyptic number.

It is an amenable number.

601961957 is a deficient number, since it is larger than the sum of its proper divisors (26172283).

601961957 is a wasteful number, since it uses less digits than its factorization.

601961957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26172282.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 601961957 is about 24534.9130220590. The cubic root of 601961957 is about 844.3509865362.

It can be divided in two parts, 6019 and 61957, that added together give a palindrome (67976).

The spelling of 601961957 in words is "six hundred one million, nine hundred sixty-one thousand, nine hundred fifty-seven".