365472109 has 2 divisors, whose sum is σ = 365472110. Its totient is φ = 365472108.

The previous prime is 365472097. The next prime is 365472131. The reversal of 365472109 is 901274563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 362902500 + 2569609 = 19050^2 + 1603^2 .

It is a cyclic number.

It is not a de Polignac number, because 365472109 - 2⁵ = 365472077 is a prime.

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

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (365472209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182736054 + 182736055.

It is an arithmetic number, because the mean of its divisors is an integer number (182736055).

Almost surely, 2^365472109 is an apocalyptic number.

It is an amenable number.

365472109 is a deficient number, since it is larger than the sum of its proper divisors (1).

365472109 is an equidigital number, since it uses as much as digits as its factorization.

365472109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 365472109 is about 19117.3248390040. The cubic root of 365472109 is about 714.9649413100.

The spelling of 365472109 in words is "three hundred sixty-five million, four hundred seventy-two thousand, one hundred nine".