11274735901 has 16 divisors (see below), whose sum is σ = 13427305920. Its totient is φ = 9331701120.

The previous prime is 11274735893. The next prime is 11274735911. The reversal of 11274735901 is 10953747211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11274735901 - 2³ = 11274735893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11274735911) 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 15 ways as a sum of consecutive naturals, for example, 529591 + ... + 550468.

It is an arithmetic number, because the mean of its divisors is an integer number (839206620).

Almost surely, 2^11274735901 is an apocalyptic number.

11274735901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11274735901 is a deficient number, since it is larger than the sum of its proper divisors (2152570019).

11274735901 is a wasteful number, since it uses less digits than its factorization.

11274735901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080156.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 11274735901 in words is "eleven billion, two hundred seventy-four million, seven hundred thirty-five thousand, nine hundred one".