742195133 has 2 divisors, whose sum is σ = 742195134. Its totient is φ = 742195132.

The previous prime is 742195127. The next prime is 742195241. The reversal of 742195133 is 331591247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 585494809 + 156700324 = 24197^2 + 12518^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742195133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742195093 and 742195102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742192133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371097566 + 371097567.

It is an arithmetic number, because the mean of its divisors is an integer number (371097567).

Almost surely, 2^742195133 is an apocalyptic number.

It is an amenable number.

742195133 is a deficient number, since it is larger than the sum of its proper divisors (1).

742195133 is an equidigital number, since it uses as much as digits as its factorization.

742195133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 35.

The square root of 742195133 is about 27243.2584871928. The cubic root of 742195133 is about 905.3976592519.

The spelling of 742195133 in words is "seven hundred forty-two million, one hundred ninety-five thousand, one hundred thirty-three".