147702097 has 4 divisors (see below), whose sum is σ = 149164596. Its totient is φ = 146239600.

The previous prime is 147702089. The next prime is 147702127. The reversal of 147702097 is 790207741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101787921 + 45914176 = 10089^2 + 6776^2 .

It is a cyclic number.

It is not a de Polignac number, because 147702097 - 2³ = 147702089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147702007) 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, 731098 + ... + 731299.

It is an arithmetic number, because the mean of its divisors is an integer number (37291149).

Almost surely, 2^147702097 is an apocalyptic number.

It is an amenable number.

147702097 is a deficient number, since it is larger than the sum of its proper divisors (1462499).

147702097 is a wasteful number, since it uses less digits than its factorization.

147702097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462498.

The product of its (nonzero) digits is 24696, while the sum is 37.

The square root of 147702097 is about 12153.2751552822. The cubic root of 147702097 is about 528.6021035834.

It can be divided in two parts, 147 and 702097, that added together give a square (702244 = 838²).

The spelling of 147702097 in words is "one hundred forty-seven million, seven hundred two thousand, ninety-seven".