972046487 has 2 divisors, whose sum is σ = 972046488. Its totient is φ = 972046486.

The previous prime is 972046477. The next prime is 972046541. The reversal of 972046487 is 784640279.

It is a weak prime.

It is an emirp because it is prime and its reverse (784640279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 972046487 - 2²⁸ = 703611031 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972046457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486023243 + 486023244.

It is an arithmetic number, because the mean of its divisors is an integer number (486023244).

Almost surely, 2^972046487 is an apocalyptic number.

972046487 is a deficient number, since it is larger than the sum of its proper divisors (1).

972046487 is an equidigital number, since it uses as much as digits as its factorization.

972046487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 972046487 is about 31177.6600629361. The cubic root of 972046487 is about 990.5939662574.

The spelling of 972046487 in words is "nine hundred seventy-two million, forty-six thousand, four hundred eighty-seven".