97300139 has 4 divisors (see below), whose sum is σ = 98000280. Its totient is φ = 96600000.

The previous prime is 97300127. The next prime is 97300157. The reversal of 97300139 is 93100379.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93100379 = 107 ⋅870097.

It is a cyclic number.

It is not a de Polignac number, because 97300139 - 2⁴ = 97300123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97300439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349862 + ... + 350139.

It is an arithmetic number, because the mean of its divisors is an integer number (24500070).

Almost surely, 2^97300139 is an apocalyptic number.

97300139 is a deficient number, since it is larger than the sum of its proper divisors (700141).

97300139 is a wasteful number, since it uses less digits than its factorization.

97300139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700140.

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 97300139 is about 9864.0832822924. The cubic root of 97300139 is about 459.9435012525.

The spelling of 97300139 in words is "ninety-seven million, three hundred thousand, one hundred thirty-nine".