137848145 has 16 divisors (see below), whose sum is σ = 168412608. Its totient is φ = 108292800.

The previous prime is 137848141. The next prime is 137848157. The reversal of 137848145 is 541848731.

It is not a de Polignac number, because 137848145 - 2² = 137848141 is a prime.

It is a super-2 number, since 2×137848145² = 38004222159882050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137848141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196295 + ... + 196995.

It is an arithmetic number, because the mean of its divisors is an integer number (10525788).

Almost surely, 2^137848145 is an apocalyptic number.

It is an amenable number.

137848145 is a deficient number, since it is larger than the sum of its proper divisors (30564463).

137848145 is an equidigital number, since it uses as much as digits as its factorization.

137848145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360.

The product of its digits is 107520, while the sum is 41.

The square root of 137848145 is about 11740.8749673949. The cubic root of 137848145 is about 516.5753065424.

The spelling of 137848145 in words is "one hundred thirty-seven million, eight hundred forty-eight thousand, one hundred forty-five".