97143602 has 4 divisors (see below), whose sum is σ = 145715406. Its totient is φ = 48571800.

The previous prime is 97143587. The next prime is 97143617. The reversal of 97143602 is 20634179.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20634179 = 241 ⋅85619.

It is an interprime number because it is at equal distance from previous prime (97143587) and next prime (97143617).

It can be written as a sum of positive squares in only one way, i.e., 96609241 + 534361 = 9829^2 + 731^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24285899 + ... + 24285902.

Almost surely, 2^97143602 is an apocalyptic number.

97143602 is a deficient number, since it is larger than the sum of its proper divisors (48571804).

97143602 is a wasteful number, since it uses less digits than its factorization.

97143602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48571803.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 97143602 is about 9856.1453925964. The cubic root of 97143602 is about 459.6967156483.

The spelling of 97143602 in words is "ninety-seven million, one hundred forty-three thousand, six hundred two".