102140035 has 4 divisors (see below), whose sum is σ = 122568048. Its totient is φ = 81712024.

The previous prime is 102140011. The next prime is 102140041. The reversal of 102140035 is 530041201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 530041201 = 1069 ⋅495829.

It is a cyclic number.

It is not a de Polignac number, because 102140035 - 2⁹ = 102139523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10213999 + ... + 10214008.

It is an arithmetic number, because the mean of its divisors is an integer number (30642012).

Almost surely, 2^102140035 is an apocalyptic number.

102140035 is a deficient number, since it is larger than the sum of its proper divisors (20428013).

102140035 is an equidigital number, since it uses as much as digits as its factorization.

102140035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20428012.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 102140035 is about 10106.4353260682. The cubic root of 102140035 is about 467.4465951750.

Adding to 102140035 its reverse (530041201), we get a palindrome (632181236).

The spelling of 102140035 in words is "one hundred two million, one hundred forty thousand, thirty-five".