73151137 has 8 divisors (see below), whose sum is σ = 76587840. Its totient is φ = 69775440.

The previous prime is 73151107. The next prime is 73151149. The reversal of 73151137 is 73115137.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73151137 - 2¹⁹ = 72626849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73151107) 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 in 7 ways as a sum of consecutive naturals, for example, 12789 + ... + 17602.

It is an arithmetic number, because the mean of its divisors is an integer number (9573480).

Almost surely, 2^73151137 is an apocalyptic number.

It is an amenable number.

73151137 is a deficient number, since it is larger than the sum of its proper divisors (3436703).

73151137 is a wasteful number, since it uses less digits than its factorization.

73151137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30503.

The product of its digits is 2205, while the sum is 28.

The square root of 73151137 is about 8552.8437960716. The cubic root of 73151137 is about 418.2221467480. Note that the first 3 decimals are identical.

The spelling of 73151137 in words is "seventy-three million, one hundred fifty-one thousand, one hundred thirty-seven".