137141999 has 2 divisors, whose sum is σ = 137142000. Its totient is φ = 137141998.

The previous prime is 137141951. The next prime is 137142001. The reversal of 137141999 is 999141731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137141999 - 2⁸ = 137141743 is a prime.

Together with 137142001, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_7759781 and since 137141999 and 7759781 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137141929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68570999 + 68571000.

It is an arithmetic number, because the mean of its divisors is an integer number (68571000).

Almost surely, 2^137141999 is an apocalyptic number.

137141999 is a deficient number, since it is larger than the sum of its proper divisors (1).

137141999 is an equidigital number, since it uses as much as digits as its factorization.

137141999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 44.

The square root of 137141999 is about 11710.7642363767. The cubic root of 137141999 is about 515.6917201401.

It can be divided in two parts, 1371419 and 99, that multiplied together give a triangular number (135770481 = T₁₆₄₇₈).

The spelling of 137141999 in words is "one hundred thirty-seven million, one hundred forty-one thousand, nine hundred ninety-nine".