75141553 has 2 divisors, whose sum is σ = 75141554. Its totient is φ = 75141552.

The previous prime is 75141527. The next prime is 75141559. The reversal of 75141553 is 35514157.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37601424 + 37540129 = 6132^2 + 6127^2 .

It is a cyclic number.

It is not a de Polignac number, because 75141553 - 2⁹ = 75141041 is a prime.

It is not a weakly prime, because it can be changed into another prime (75141559) 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, 37570776 + 37570777.

It is an arithmetic number, because the mean of its divisors is an integer number (37570777).

Almost surely, 2^75141553 is an apocalyptic number.

It is an amenable number.

75141553 is a deficient number, since it is larger than the sum of its proper divisors (1).

75141553 is an equidigital number, since it uses as much as digits as its factorization.

75141553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10500, while the sum is 31.

The square root of 75141553 is about 8668.4227515737. The cubic root of 75141553 is about 421.9814779649.

The spelling of 75141553 in words is "seventy-five million, one hundred forty-one thousand, five hundred fifty-three".