101234879 has 2 divisors, whose sum is σ = 101234880. Its totient is φ = 101234878.

The previous prime is 101234873. The next prime is 101234897. The reversal of 101234879 is 978432101.

Together with next prime (101234897) 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 a de Polignac number, because none of the positive numbers 2^k-101234879 is a prime.

It is a super-2 number, since 2×101234879² = 20497001452289282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101234873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50617439 + 50617440.

It is an arithmetic number, because the mean of its divisors is an integer number (50617440).

Almost surely, 2^101234879 is an apocalyptic number.

101234879 is a deficient number, since it is larger than the sum of its proper divisors (1).

101234879 is an equidigital number, since it uses as much as digits as its factorization.

101234879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 101234879 is about 10061.5545021632. The cubic root of 101234879 is about 466.0616725341.

The spelling of 101234879 in words is "one hundred one million, two hundred thirty-four thousand, eight hundred seventy-nine".