27101531453 has 4 divisors (see below), whose sum is σ = 27103147968. Its totient is φ = 27099914940.

The previous prime is 27101531449. The next prime is 27101531459. The reversal of 27101531453 is 35413510172.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27101531453 - 2² = 27101531449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27101531459) 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, 782843 + ... + 816728.

It is an arithmetic number, because the mean of its divisors is an integer number (6775786992).

Almost surely, 2^27101531453 is an apocalyptic number.

It is an amenable number.

27101531453 is a deficient number, since it is larger than the sum of its proper divisors (1616515).

27101531453 is a wasteful number, since it uses less digits than its factorization.

27101531453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616514.

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 27101531453 in words is "twenty-seven billion, one hundred one million, five hundred thirty-one thousand, four hundred fifty-three".