137449763 has 32 divisors (see below), whose sum is σ = 161568000. Its totient is φ = 115758720.

The previous prime is 137449759. The next prime is 137449769. The reversal of 137449763 is 367944731.

It is not a de Polignac number, because 137449763 - 2² = 137449759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137449769) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1260953 + ... + 1261061.

It is an arithmetic number, because the mean of its divisors is an integer number (5049000).

Almost surely, 2^137449763 is an apocalyptic number.

137449763 is a deficient number, since it is larger than the sum of its proper divisors (24118237).

137449763 is a wasteful number, since it uses less digits than its factorization.

137449763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275.

The product of its digits is 381024, while the sum is 44.

The square root of 137449763 is about 11723.8970909847. The cubic root of 137449763 is about 516.0771910941.

The spelling of 137449763 in words is "one hundred thirty-seven million, four hundred forty-nine thousand, seven hundred sixty-three".