1023072971 has 4 divisors (see below), whose sum is σ = 1083253752. Its totient is φ = 962892192.

The previous prime is 1023072901. The next prime is 1023072983. The reversal of 1023072971 is 1792703201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1023072971 - 2¹⁸ = 1022810827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023072901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30090365 + ... + 30090398.

It is an arithmetic number, because the mean of its divisors is an integer number (270813438).

Almost surely, 2^1023072971 is an apocalyptic number.

1023072971 is a deficient number, since it is larger than the sum of its proper divisors (60180781).

1023072971 is an equidigital number, since it uses as much as digits as its factorization.

1023072971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60180780.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1023072971 is about 31985.5118921052. The cubic root of 1023072971 is about 1007.6325857525.

The spelling of 1023072971 in words is "one billion, twenty-three million, seventy-two thousand, nine hundred seventy-one".