137222038 has 4 divisors (see below), whose sum is σ = 205833060. Its totient is φ = 68611018.

The previous prime is 137221967. The next prime is 137222053. The reversal of 137222038 is 830222731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 830222731 = 13 ⋅63863287.

It is a junction number, because it is equal to n+sod(n) for n = 137221997 and 137222015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34305508 + ... + 34305511.

It is an arithmetic number, because the mean of its divisors is an integer number (51458265).

Almost surely, 2^137222038 is an apocalyptic number.

137222038 is a deficient number, since it is larger than the sum of its proper divisors (68611022).

137222038 is an equidigital number, since it uses as much as digits as its factorization.

137222038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68611021.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 137222038 is about 11714.1810639925. The cubic root of 137222038 is about 515.7920235306.

Adding to 137222038 its reverse (830222731), we get a palindrome (967444769).

The spelling of 137222038 in words is "one hundred thirty-seven million, two hundred twenty-two thousand, thirty-eight".