137403425 has 12 divisors (see below), whose sum is σ = 171405696. Its totient is φ = 109261200.

The previous prime is 137403407. The next prime is 137403433. The reversal of 137403425 is 524304731.

It is a happy number.

It is not a de Polignac number, because 137403425 - 2¹² = 137399329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12281 + ... + 20630.

It is an arithmetic number, because the mean of its divisors is an integer number (14283808).

Almost surely, 2^137403425 is an apocalyptic number.

It is an amenable number.

137403425 is a deficient number, since it is larger than the sum of its proper divisors (34002271).

137403425 is a wasteful number, since it uses less digits than its factorization.

137403425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33088 (or 33083 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 137403425 is about 11721.9207043897. The cubic root of 137403425 is about 516.0191900901.

The spelling of 137403425 in words is "one hundred thirty-seven million, four hundred three thousand, four hundred twenty-five".