73352137 has 2 divisors, whose sum is σ = 73352138. Its totient is φ = 73352136.

The previous prime is 73352117. The next prime is 73352189. The reversal of 73352137 is 73125337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71723961 + 1628176 = 8469^2 + 1276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73352137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73352099 and 73352108.

It is not a weakly prime, because it can be changed into another prime (73352117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36676068 + 36676069.

It is an arithmetic number, because the mean of its divisors is an integer number (36676069).

Almost surely, 2^73352137 is an apocalyptic number.

It is an amenable number.

73352137 is a deficient number, since it is larger than the sum of its proper divisors (1).

73352137 is an equidigital number, since it uses as much as digits as its factorization.

73352137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13230, while the sum is 31.

The square root of 73352137 is about 8564.5862130053. The cubic root of 73352137 is about 418.6048510971.

The spelling of 73352137 in words is "seventy-three million, three hundred fifty-two thousand, one hundred thirty-seven".