971501411 has 2 divisors, whose sum is σ = 971501412. Its totient is φ = 971501410.

The previous prime is 971501389. The next prime is 971501423. The reversal of 971501411 is 114105179.

It is a strong prime.

It is an emirp because it is prime and its reverse (114105179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 971501411 - 2¹⁴ = 971485027 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (971581411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485750705 + 485750706.

It is an arithmetic number, because the mean of its divisors is an integer number (485750706).

Almost surely, 2^971501411 is an apocalyptic number.

971501411 is a deficient number, since it is larger than the sum of its proper divisors (1).

971501411 is an equidigital number, since it uses as much as digits as its factorization.

971501411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 29.

The square root of 971501411 is about 31168.9173857547. The cubic root of 971501411 is about 990.4087727983.

The spelling of 971501411 in words is "nine hundred seventy-one million, five hundred one thousand, four hundred eleven".