739487971 has 2 divisors, whose sum is σ = 739487972. Its totient is φ = 739487970.

The previous prime is 739487929. The next prime is 739487993. The reversal of 739487971 is 179784937.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 739487971 - 2⁹ = 739487459 is a prime.

It is not a weakly prime, because it can be changed into another prime (739487071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369743985 + 369743986.

It is an arithmetic number, because the mean of its divisors is an integer number (369743986).

Almost surely, 2^739487971 is an apocalyptic number.

739487971 is a deficient number, since it is larger than the sum of its proper divisors (1).

739487971 is an equidigital number, since it uses as much as digits as its factorization.

739487971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2667168, while the sum is 55.

The square root of 739487971 is about 27193.5281087247. The cubic root of 739487971 is about 904.2955033334.

The spelling of 739487971 in words is "seven hundred thirty-nine million, four hundred eighty-seven thousand, nine hundred seventy-one".