119142631 has 2 divisors, whose sum is σ = 119142632. Its totient is φ = 119142630.

The previous prime is 119142629. The next prime is 119142649. The reversal of 119142631 is 136241911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 119142631 - 2¹ = 119142629 is a prime.

It is a super-2 number, since 2×119142631² = 28389933043204322, which contains 22 as substring.

Together with 119142629, it forms a pair of twin primes.

It is a Chen prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 119142631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119142031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59571315 + 59571316.

It is an arithmetic number, because the mean of its divisors is an integer number (59571316).

Almost surely, 2^119142631 is an apocalyptic number.

119142631 is a deficient number, since it is larger than the sum of its proper divisors (1).

119142631 is an equidigital number, since it uses as much as digits as its factorization.

119142631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 28.

The square root of 119142631 is about 10915.2476380520. The cubic root of 119142631 is about 492.0649095294.

The spelling of 119142631 in words is "one hundred nineteen million, one hundred forty-two thousand, six hundred thirty-one".