45195277 has 2 divisors, whose sum is σ = 45195278. Its totient is φ = 45195276.

The previous prime is 45195259. The next prime is 45195301. The reversal of 45195277 is 77259154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44809636 + 385641 = 6694^2 + 621^2 .

It is a cyclic number.

It is not a de Polignac number, because 45195277 - 2²³ = 36806669 is a prime.

It is a super-2 number, since 2×45195277² = 4085226126213458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45195257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22597638 + 22597639.

It is an arithmetic number, because the mean of its divisors is an integer number (22597639).

Almost surely, 2^45195277 is an apocalyptic number.

It is an amenable number.

45195277 is a deficient number, since it is larger than the sum of its proper divisors (1).

45195277 is an equidigital number, since it uses as much as digits as its factorization.

45195277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200, while the sum is 40.

The square root of 45195277 is about 6722.7432644717. The cubic root of 45195277 is about 356.2030913100.

The spelling of 45195277 in words is "forty-five million, one hundred ninety-five thousand, two hundred seventy-seven".