137949535 has 8 divisors (see below), whose sum is σ = 170879616. Its totient is φ = 106799520.

The previous prime is 137949527. The next prime is 137949541. The reversal of 137949535 is 535949731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137949535 - 2³ = 137949527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444844 + ... + 445153.

It is an arithmetic number, because the mean of its divisors is an integer number (21359952).

Almost surely, 2^137949535 is an apocalyptic number.

137949535 is a deficient number, since it is larger than the sum of its proper divisors (32930081).

137949535 is an equidigital number, since it uses as much as digits as its factorization.

137949535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890033.

The product of its digits is 510300, while the sum is 46.

The square root of 137949535 is about 11745.1919950250. The cubic root of 137949535 is about 516.7019259091.

The spelling of 137949535 in words is "one hundred thirty-seven million, nine hundred forty-nine thousand, five hundred thirty-five".