10951145519 has 4 divisors (see below), whose sum is σ = 10970597496. Its totient is φ = 10931693544.

The previous prime is 10951145507. The next prime is 10951145521. The reversal of 10951145519 is 91554115901.

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 10951145519 - 2²⁰ = 10950096943 is a prime.

It is a super-2 number, since 2×10951145519² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10951145599) 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, 9725144 + ... + 9726269.

It is an arithmetic number, because the mean of its divisors is an integer number (2742649374).

Almost surely, 2^10951145519 is an apocalyptic number.

10951145519 is a deficient number, since it is larger than the sum of its proper divisors (19451977).

10951145519 is an equidigital number, since it uses as much as digits as its factorization.

10951145519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19451976.

The product of its (nonzero) digits is 40500, while the sum is 41.

The spelling of 10951145519 in words is "ten billion, nine hundred fifty-one million, one hundred forty-five thousand, five hundred nineteen".