45276109 has 2 divisors, whose sum is σ = 45276110. Its totient is φ = 45276108.

The previous prime is 45276103. The next prime is 45276113. The reversal of 45276109 is 90167254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43164900 + 2111209 = 6570^2 + 1453^2 .

It is a cyclic number.

It is not a de Polignac number, because 45276109 - 2²¹ = 43178957 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45276103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22638054 + 22638055.

It is an arithmetic number, because the mean of its divisors is an integer number (22638055).

Almost surely, 2^45276109 is an apocalyptic number.

It is an amenable number.

45276109 is a deficient number, since it is larger than the sum of its proper divisors (1).

45276109 is an equidigital number, since it uses as much as digits as its factorization.

45276109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 45276109 is about 6728.7524103655. The cubic root of 45276109 is about 356.4153218938.

The spelling of 45276109 in words is "forty-five million, two hundred seventy-six thousand, one hundred nine".