740153251 has 2 divisors, whose sum is σ = 740153252. Its totient is φ = 740153250.

The previous prime is 740153243. The next prime is 740153311. The reversal of 740153251 is 152351047.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740153251 - 2³ = 740153243 is a prime.

It is not a weakly prime, because it can be changed into another prime (740153201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370076625 + 370076626.

It is an arithmetic number, because the mean of its divisors is an integer number (370076626).

Almost surely, 2^740153251 is an apocalyptic number.

740153251 is a deficient number, since it is larger than the sum of its proper divisors (1).

740153251 is an equidigital number, since it uses as much as digits as its factorization.

740153251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 740153251 is about 27205.7576810498. The cubic root of 740153251 is about 904.5666050567.

The spelling of 740153251 in words is "seven hundred forty million, one hundred fifty-three thousand, two hundred fifty-one".