11140525465 has 16 divisors (see below), whose sum is σ = 13604035536. Its totient is φ = 8755833600.

The previous prime is 11140525447. The next prime is 11140525483. The reversal of 11140525465 is 56452504111.

It is an interprime number because it is at equal distance from previous prime (11140525447) and next prime (11140525483).

It can be written as a sum of positive squares in 8 ways, for example, as 7168500889 + 3972024576 = 84667^2 + 63024^2 .

It is not a de Polignac number, because 11140525465 - 2¹¹ = 11140523417 is a prime.

It is a super-2 number, since 2×11140525465² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11140525465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238755 + ... + 281575.

It is an arithmetic number, because the mean of its divisors is an integer number (850252221).

Almost surely, 2^11140525465 is an apocalyptic number.

It is an amenable number.

11140525465 is a deficient number, since it is larger than the sum of its proper divisors (2463510071).

11140525465 is an equidigital number, since it uses as much as digits as its factorization.

11140525465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43740.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 11140525465 in words is "eleven billion, one hundred forty million, five hundred twenty-five thousand, four hundred sixty-five".