43137273153 has 12 divisors (see below), whose sum is σ = 62281034160. Its totient is φ = 26546013936.

The previous prime is 43137273149. The next prime is 43137273217. The reversal of 43137273153 is 35137273134.

It is not a de Polignac number, because 43137273153 - 2² = 43137273149 is a prime.

It is a super-2 number, since 2×43137273153² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (43137273103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42541183 + ... + 42542196.

It is an arithmetic number, because the mean of its divisors is an integer number (5190086180).

Almost surely, 2^43137273153 is an apocalyptic number.

It is an amenable number.

43137273153 is a deficient number, since it is larger than the sum of its proper divisors (19143761007).

43137273153 is a wasteful number, since it uses less digits than its factorization.

43137273153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85083408 (or 85083395 counting only the distinct ones).

The product of its digits is 158760, while the sum is 39.

The spelling of 43137273153 in words is "forty-three billion, one hundred thirty-seven million, two hundred seventy-three thousand, one hundred fifty-three".