45911471 has 2 divisors, whose sum is σ = 45911472. Its totient is φ = 45911470.

The previous prime is 45911449. The next prime is 45911479. The reversal of 45911471 is 17411954.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45911471 - 2¹⁸ = 45649327 is a prime.

It is a super-3 number, since 3×45911471³ (a number of 24 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45911479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22955735 + 22955736.

It is an arithmetic number, because the mean of its divisors is an integer number (22955736).

Almost surely, 2^45911471 is an apocalyptic number.

45911471 is a deficient number, since it is larger than the sum of its proper divisors (1).

45911471 is an equidigital number, since it uses as much as digits as its factorization.

45911471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 32.

The square root of 45911471 is about 6775.8003955252. The cubic root of 45911471 is about 358.0747817729.

The spelling of 45911471 in words is "forty-five million, nine hundred eleven thousand, four hundred seventy-one".