102494211 has 4 divisors (see below), whose sum is σ = 136658952. Its totient is φ = 68329472.

The previous prime is 102494191. The next prime is 102494243. The reversal of 102494211 is 112494201.

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

It is a cyclic number.

It is not a de Polignac number, because 102494211 - 2⁷ = 102494083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102494261) 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, 17082366 + ... + 17082371.

It is an arithmetic number, because the mean of its divisors is an integer number (34164738).

Almost surely, 2^102494211 is an apocalyptic number.

102494211 is a deficient number, since it is larger than the sum of its proper divisors (34164741).

102494211 is an equidigital number, since it uses as much as digits as its factorization.

102494211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34164740.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 102494211 is about 10123.9424632897. The cubic root of 102494211 is about 467.9862705082.

The spelling of 102494211 in words is "one hundred two million, four hundred ninety-four thousand, two hundred eleven".