45774121 has 2 divisors, whose sum is σ = 45774122. Its totient is φ = 45774120.

The previous prime is 45774107. The next prime is 45774133. The reversal of 45774121 is 12147754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45414121 + 360000 = 6739^2 + 600^2 .

It is a cyclic number.

It is not a de Polignac number, because 45774121 - 2⁵ = 45774089 is a prime.

It is not a weakly prime, because it can be changed into another prime (45774161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22887060 + 22887061.

It is an arithmetic number, because the mean of its divisors is an integer number (22887061).

Almost surely, 2^45774121 is an apocalyptic number.

It is an amenable number.

45774121 is a deficient number, since it is larger than the sum of its proper divisors (1).

45774121 is an equidigital number, since it uses as much as digits as its factorization.

45774121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7840, while the sum is 31.

The square root of 45774121 is about 6765.6574698990. The cubic root of 45774121 is about 357.7173496963.

The spelling of 45774121 in words is "forty-five million, seven hundred seventy-four thousand, one hundred twenty-one".