42692101 has 2 divisors, whose sum is σ = 42692102. Its totient is φ = 42692100.

The previous prime is 42692099. The next prime is 42692113. The reversal of 42692101 is 10129624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41589601 + 1102500 = 6449^2 + 1050^2 .

It is a cyclic number.

It is not a de Polignac number, because 42692101 - 2¹ = 42692099 is a prime.

Together with 42692099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42692141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21346050 + 21346051.

It is an arithmetic number, because the mean of its divisors is an integer number (21346051).

Almost surely, 2^42692101 is an apocalyptic number.

It is an amenable number.

42692101 is a deficient number, since it is larger than the sum of its proper divisors (1).

42692101 is an equidigital number, since it uses as much as digits as its factorization.

42692101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 42692101 is about 6533.9192679432. The cubic root of 42692101 is about 349.5016062794.

The spelling of 42692101 in words is "forty-two million, six hundred ninety-two thousand, one hundred one".