137061644 has 6 divisors (see below), whose sum is σ = 239857884. Its totient is φ = 68530820.

The previous prime is 137061641. The next prime is 137061671. The reversal of 137061644 is 446160731.

It is a super-3 number, since 3×137061644³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 137061644.

It is not an unprimeable number, because it can be changed into a prime (137061641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17132702 + ... + 17132709.

It is an arithmetic number, because the mean of its divisors is an integer number (39976314).

Almost surely, 2^137061644 is an apocalyptic number.

It is an amenable number.

137061644 is a deficient number, since it is larger than the sum of its proper divisors (102796240).

137061644 is a wasteful number, since it uses less digits than its factorization.

137061644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34265415 (or 34265413 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 137061644 is about 11707.3329157413. The cubic root of 137061644 is about 515.5909814790.

The spelling of 137061644 in words is "one hundred thirty-seven million, sixty-one thousand, six hundred forty-four".