740271751 has 2 divisors, whose sum is σ = 740271752. Its totient is φ = 740271750.

The previous prime is 740271733. The next prime is 740271781. The reversal of 740271751 is 157172047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740271751 - 2²¹ = 738174599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740271731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370135875 + 370135876.

It is an arithmetic number, because the mean of its divisors is an integer number (370135876).

Almost surely, 2^740271751 is an apocalyptic number.

740271751 is a deficient number, since it is larger than the sum of its proper divisors (1).

740271751 is an equidigital number, since it uses as much as digits as its factorization.

740271751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13720, while the sum is 34.

The square root of 740271751 is about 27207.9354417052. The cubic root of 740271751 is about 904.6148767818.

The spelling of 740271751 in words is "seven hundred forty million, two hundred seventy-one thousand, seven hundred fifty-one".