972667545 has 16 divisors (see below), whose sum is σ = 1558063680. Its totient is φ = 518157504.

The previous prime is 972667543. The next prime is 972667547. The reversal of 972667545 is 545766279.

It is an interprime number because it is at equal distance from previous prime (972667543) and next prime (972667547).

It is not a de Polignac number, because 972667545 - 2¹ = 972667543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (972667541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23815 + ... + 50124.

It is an arithmetic number, because the mean of its divisors is an integer number (97378980).

Almost surely, 2^972667545 is an apocalyptic number.

It is an amenable number.

972667545 is a deficient number, since it is larger than the sum of its proper divisors (585396135).

972667545 is a wasteful number, since it uses less digits than its factorization.

972667545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74824.

The product of its digits is 3175200, while the sum is 51.

The square root of 972667545 is about 31187.6184566889. The cubic root of 972667545 is about 990.8048907821.

The spelling of 972667545 in words is "nine hundred seventy-two million, six hundred sixty-seven thousand, five hundred forty-five".