101478939027 has 4 divisors (see below), whose sum is σ = 135305252040. Its totient is φ = 67652626016.

The previous prime is 101478938989. The next prime is 101478939059. The reversal of 101478939027 is 720939874101.

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 101478939027 - 2³⁶ = 32759462291 is a prime.

It is a super-3 number, since 3×101478939027³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (101478939097) 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, 16913156502 + ... + 16913156507.

It is an arithmetic number, because the mean of its divisors is an integer number (33826313010).

Almost surely, 2^101478939027 is an apocalyptic number.

101478939027 is a deficient number, since it is larger than the sum of its proper divisors (33826313013).

101478939027 is an equidigital number, since it uses as much as digits as its factorization.

101478939027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33826313012.

The product of its (nonzero) digits is 762048, while the sum is 51.

The spelling of 101478939027 in words is "one hundred one billion, four hundred seventy-eight million, nine hundred thirty-nine thousand, twenty-seven".