740378311 has 2 divisors, whose sum is σ = 740378312. Its totient is φ = 740378310.

The previous prime is 740378281. The next prime is 740378321. The reversal of 740378311 is 113873047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 740378311 - 2⁵ = 740378279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740378321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370189155 + 370189156.

It is an arithmetic number, because the mean of its divisors is an integer number (370189156).

Almost surely, 2^740378311 is an apocalyptic number.

740378311 is a deficient number, since it is larger than the sum of its proper divisors (1).

740378311 is an equidigital number, since it uses as much as digits as its factorization.

740378311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 740378311 is about 27209.8936234598. The cubic root of 740378311 is about 904.6582802735.

The spelling of 740378311 in words is "seven hundred forty million, three hundred seventy-eight thousand, three hundred eleven".