11245512349 has 32 divisors (see below), whose sum is σ = 12539640960. Its totient is φ = 10044518400.

The previous prime is 11245512329. The next prime is 11245512361. The reversal of 11245512349 is 94321554211.

It is a cyclic number.

It is not a de Polignac number, because 11245512349 - 2¹¹ = 11245510301 is a prime.

It is a super-2 number, since 2×11245512349² (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 (11245512329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3247479 + ... + 3250939.

It is an arithmetic number, because the mean of its divisors is an integer number (391863780).

Almost surely, 2^11245512349 is an apocalyptic number.

11245512349 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11245512349 is a deficient number, since it is larger than the sum of its proper divisors (1294128611).

11245512349 is a wasteful number, since it uses less digits than its factorization.

11245512349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661.

The product of its digits is 43200, while the sum is 37.

The spelling of 11245512349 in words is "eleven billion, two hundred forty-five million, five hundred twelve thousand, three hundred forty-nine".