601161947 has 2 divisors, whose sum is σ = 601161948. Its totient is φ = 601161946.

The previous prime is 601161943. The next prime is 601162019. The reversal of 601161947 is 749161106.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 601161947 - 2² = 601161943 is a prime.

It is a super-2 number, since 2×601161947² = 722791373041661618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (601161943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300580973 + 300580974.

It is an arithmetic number, because the mean of its divisors is an integer number (300580974).

Almost surely, 2^601161947 is an apocalyptic number.

601161947 is a deficient number, since it is larger than the sum of its proper divisors (1).

601161947 is an equidigital number, since it uses as much as digits as its factorization.

601161947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 601161947 is about 24518.6040997443. The cubic root of 601161947 is about 843.9767720261.

The spelling of 601161947 in words is "six hundred one million, one hundred sixty-one thousand, nine hundred forty-seven".