11245998657 has 8 divisors (see below), whose sum is σ = 14995792000. Its totient is φ = 7496768880.

The previous prime is 11245998629. The next prime is 11245998689. The reversal of 11245998657 is 75689954211.

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 11245998657 - 2¹² = 11245994561 is a prime.

It is a super-4 number, since 4×11245998657⁴ (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11245998597 and 11245998606.

It is not an unprimeable number, because it can be changed into a prime (11245918657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91894 + ... + 175887.

It is an arithmetic number, because the mean of its divisors is an integer number (1874474000).

Almost surely, 2^11245998657 is an apocalyptic number.

It is an amenable number.

11245998657 is a deficient number, since it is larger than the sum of its proper divisors (3749793343).

11245998657 is a wasteful number, since it uses less digits than its factorization.

11245998657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281783.

The product of its digits is 5443200, while the sum is 57.

The spelling of 11245998657 in words is "eleven billion, two hundred forty-five million, nine hundred ninety-eight thousand, six hundred fifty-seven".