11154294499 has 2 divisors, whose sum is σ = 11154294500. Its totient is φ = 11154294498.

The previous prime is 11154294443. The next prime is 11154294509. The reversal of 11154294499 is 99449245111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11154294499 - 2²¹ = 11152197347 is a prime.

It is a super-2 number, since 2×11154294499² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11154094499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577147249 + 5577147250.

It is an arithmetic number, because the mean of its divisors is an integer number (5577147250).

Almost surely, 2^11154294499 is an apocalyptic number.

11154294499 is a deficient number, since it is larger than the sum of its proper divisors (1).

11154294499 is an equidigital number, since it uses as much as digits as its factorization.

11154294499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 49.

The spelling of 11154294499 in words is "eleven billion, one hundred fifty-four million, two hundred ninety-four thousand, four hundred ninety-nine".