45671377 has 2 divisors, whose sum is σ = 45671378. Its totient is φ = 45671376.

The previous prime is 45671321. The next prime is 45671393. The reversal of 45671377 is 77317654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35533521 + 10137856 = 5961^2 + 3184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45671377 is a prime.

It is a super-2 number, since 2×45671377² = 4171749354152258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45671177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22835688 + 22835689.

It is an arithmetic number, because the mean of its divisors is an integer number (22835689).

Almost surely, 2^45671377 is an apocalyptic number.

It is an amenable number.

45671377 is a deficient number, since it is larger than the sum of its proper divisors (1).

45671377 is an equidigital number, since it uses as much as digits as its factorization.

45671377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123480, while the sum is 40.

The square root of 45671377 is about 6758.0601506645. The cubic root of 45671377 is about 357.4495066183.

The spelling of 45671377 in words is "forty-five million, six hundred seventy-one thousand, three hundred seventy-seven".