137851106 has 4 divisors (see below), whose sum is σ = 206776662. Its totient is φ = 68925552.

The previous prime is 137851069. The next prime is 137851117. The reversal of 137851106 is 601158731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 137851081 + 25 = 11741^2 + 5^2 .

It is a super-4 number, since 4×137851106⁴ (a number of 34 digits) contains 4444 as substring.

It is a Curzon number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34462775 + ... + 34462778.

Almost surely, 2^137851106 is an apocalyptic number.

137851106 is a deficient number, since it is larger than the sum of its proper divisors (68925556).

137851106 is an equidigital number, since it uses as much as digits as its factorization.

137851106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68925555.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 137851106 is about 11741.0010646452. The cubic root of 137851106 is about 516.5790052224.

The spelling of 137851106 in words is "one hundred thirty-seven million, eight hundred fifty-one thousand, one hundred six".