140102097 has 4 divisors (see below), whose sum is σ = 186802800. Its totient is φ = 93401396.

The previous prime is 140102089. The next prime is 140102119. The reversal of 140102097 is 790201041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140102097 - 2³ = 140102089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140102057) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 23350347 + ... + 23350352.

It is an arithmetic number, because the mean of its divisors is an integer number (46700700).

Almost surely, 2^140102097 is an apocalyptic number.

It is an amenable number.

140102097 is a deficient number, since it is larger than the sum of its proper divisors (46700703).

140102097 is an equidigital number, since it uses as much as digits as its factorization.

140102097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46700702.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 140102097 is about 11836.4731656013. The cubic root of 140102097 is about 519.3756028642.

The spelling of 140102097 in words is "one hundred forty million, one hundred two thousand, ninety-seven".