45244261 has 2 divisors, whose sum is σ = 45244262. Its totient is φ = 45244260.

The previous prime is 45244237. The next prime is 45244273. The reversal of 45244261 is 16244254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37576900 + 7667361 = 6130^2 + 2769^2 .

It is a cyclic number.

It is not a de Polignac number, because 45244261 - 2²¹ = 43147109 is a prime.

It is a super-2 number, since 2×45244261² = 4094086306872242, which contains 22 as substring.

It is equal to p_2732068 and since 45244261 and 2732068 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45244561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22622130 + 22622131.

It is an arithmetic number, because the mean of its divisors is an integer number (22622131).

Almost surely, 2^45244261 is an apocalyptic number.

It is an amenable number.

45244261 is a deficient number, since it is larger than the sum of its proper divisors (1).

45244261 is an equidigital number, since it uses as much as digits as its factorization.

45244261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 28.

The square root of 45244261 is about 6726.3854334999. The cubic root of 45244261 is about 356.3317327193.

The spelling of 45244261 in words is "forty-five million, two hundred forty-four thousand, two hundred sixty-one".