137500451 has 8 divisors (see below), whose sum is σ = 150831408. Its totient is φ = 124308000.

The previous prime is 137500439. The next prime is 137500453. The reversal of 137500451 is 154005731.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137500451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137500451.

It is not an unprimeable number, because it can be changed into a prime (137500453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32540 + ... + 36521.

It is an arithmetic number, because the mean of its divisors is an integer number (18853926).

Almost surely, 2^137500451 is an apocalyptic number.

137500451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

137500451 is a deficient number, since it is larger than the sum of its proper divisors (13330957).

137500451 is a wasteful number, since it uses less digits than its factorization.

137500451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69253.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 137500451 is about 11726.0586302474. The cubic root of 137500451 is about 516.1406220407.

The spelling of 137500451 in words is "one hundred thirty-seven million, five hundred thousand, four hundred fifty-one".