45012377 has 2 divisors, whose sum is σ = 45012378. Its totient is φ = 45012376.

The previous prime is 45012361. The next prime is 45012427. The reversal of 45012377 is 77321054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43811161 + 1201216 = 6619^2 + 1096^2 .

It is a cyclic number.

It is not a de Polignac number, because 45012377 - 2⁴ = 45012361 is a prime.

It is a super-2 number, since 2×45012377² = 4052228166380258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45062377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22506188 + 22506189.

It is an arithmetic number, because the mean of its divisors is an integer number (22506189).

Almost surely, 2^45012377 is an apocalyptic number.

It is an amenable number.

45012377 is a deficient number, since it is larger than the sum of its proper divisors (1).

45012377 is an equidigital number, since it uses as much as digits as its factorization.

45012377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 45012377 is about 6709.1263961860. The cubic root of 45012377 is about 355.7219375845.

The spelling of 45012377 in words is "forty-five million, twelve thousand, three hundred seventy-seven".