742195127 has 2 divisors, whose sum is σ = 742195128. Its totient is φ = 742195126.

The previous prime is 742195063. The next prime is 742195133. The reversal of 742195127 is 721591247.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 742195127 - 2⁶ = 742195063 is a prime.

It is a super-2 number, since 2×742195127² = 1101707213085092258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742195327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371097563 + 371097564.

It is an arithmetic number, because the mean of its divisors is an integer number (371097564).

Almost surely, 2^742195127 is an apocalyptic number.

742195127 is a deficient number, since it is larger than the sum of its proper divisors (1).

742195127 is an equidigital number, since it uses as much as digits as its factorization.

742195127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 38.

The square root of 742195127 is about 27243.2583770738. The cubic root of 742195127 is about 905.3976568121.

The spelling of 742195127 in words is "seven hundred forty-two million, one hundred ninety-five thousand, one hundred twenty-seven".