932742121 has 2 divisors, whose sum is σ = 932742122. Its totient is φ = 932742120.

The previous prime is 932742113. The next prime is 932742199. The reversal of 932742121 is 121247239.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 486687721 + 446054400 = 22061^2 + 21120^2 .

It is an emirp because it is prime and its reverse (121247239) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 932742121 - 2³ = 932742113 is a prime.

It is not a weakly prime, because it can be changed into another prime (932742101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 466371060 + 466371061.

It is an arithmetic number, because the mean of its divisors is an integer number (466371061).

Almost surely, 2^932742121 is an apocalyptic number.

It is an amenable number.

932742121 is a deficient number, since it is larger than the sum of its proper divisors (1).

932742121 is an equidigital number, since it uses as much as digits as its factorization.

932742121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 932742121 is about 30540.8271171558. The cubic root of 932742121 is about 977.0584155460.

The spelling of 932742121 in words is "nine hundred thirty-two million, seven hundred forty-two thousand, one hundred twenty-one".