13219277953 has 8 divisors (see below), whose sum is σ = 15114422720. Its totient is φ = 11325802320.

The previous prime is 13219277921. The next prime is 13219277963. The reversal of 13219277953 is 35977291231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13219277953 - 2⁵ = 13219277921 is a prime.

It is a super-3 number, since 3×13219277953³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13219277897 and 13219277906.

It is not an unprimeable number, because it can be changed into a prime (13219277963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400263 + ... + 432028.

It is an arithmetic number, because the mean of its divisors is an integer number (1889302840).

Almost surely, 2^13219277953 is an apocalyptic number.

It is an amenable number.

13219277953 is a deficient number, since it is larger than the sum of its proper divisors (1895144767).

13219277953 is an equidigital number, since it uses as much as digits as its factorization.

13219277953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834567.

The product of its digits is 714420, while the sum is 49.

The spelling of 13219277953 in words is "thirteen billion, two hundred nineteen million, two hundred seventy-seven thousand, nine hundred fifty-three".