360721945 has 16 divisors (see below), whose sum is σ = 444072960. Its totient is φ = 281162304.

The previous prime is 360721939. The next prime is 360721957. The reversal of 360721945 is 549127063.

It is a cyclic number.

It is not a de Polignac number, because 360721945 - 2⁵ = 360721913 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50464 + ... + 57166.

It is an arithmetic number, because the mean of its divisors is an integer number (27754560).

Almost surely, 2^360721945 is an apocalyptic number.

It is an amenable number.

360721945 is a deficient number, since it is larger than the sum of its proper divisors (83351015).

360721945 is a wasteful number, since it uses less digits than its factorization.

360721945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6984.

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

The square root of 360721945 is about 18992.6813536162. The cubic root of 360721945 is about 711.8538769538.

It can be divided in two parts, 3607 and 21945, that added together give a palindrome (25552).

The spelling of 360721945 in words is "three hundred sixty million, seven hundred twenty-one thousand, nine hundred forty-five".