75142741133 has 2 divisors, whose sum is σ = 75142741134. Its totient is φ = 75142741132.

The previous prime is 75142741027. The next prime is 75142741159. The reversal of 75142741133 is 33114724157.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72863824489 + 2278916644 = 269933^2 + 47738^2 .

It is a cyclic number.

It is not a de Polignac number, because 75142741133 - 2⁸ = 75142740877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75142749133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37571370566 + 37571370567.

It is an arithmetic number, because the mean of its divisors is an integer number (37571370567).

Almost surely, 2^75142741133 is an apocalyptic number.

It is an amenable number.

75142741133 is a deficient number, since it is larger than the sum of its proper divisors (1).

75142741133 is an equidigital number, since it uses as much as digits as its factorization.

75142741133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The spelling of 75142741133 in words is "seventy-five billion, one hundred forty-two million, seven hundred forty-one thousand, one hundred thirty-three".