102046279 has 2 divisors, whose sum is σ = 102046280. Its totient is φ = 102046278.

The previous prime is 102046277. The next prime is 102046297. The reversal of 102046279 is 972640201.

Together with next prime (102046297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102046279 - 2¹ = 102046277 is a prime.

Together with 102046277, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102046279.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102046271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51023139 + 51023140.

It is an arithmetic number, because the mean of its divisors is an integer number (51023140).

Almost surely, 2^102046279 is an apocalyptic number.

102046279 is a deficient number, since it is larger than the sum of its proper divisors (1).

102046279 is an equidigital number, since it uses as much as digits as its factorization.

102046279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 102046279 is about 10101.7958304452. The cubic root of 102046279 is about 467.3035257790.

The spelling of 102046279 in words is "one hundred two million, forty-six thousand, two hundred seventy-nine".