11540315400 has 96 divisors (see below), whose sum is σ = 36450077760. Its totient is φ = 3019344640.

The previous prime is 11540315393. The next prime is 11540315401. The reversal of 11540315400 is 451304511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (11540315401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149652 + ... + 213251.

It is an arithmetic number, because the mean of its divisors is an integer number (379688310).

Almost surely, 2^11540315400 is an apocalyptic number.

11540315400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11540315400 is an abundant number, since it is smaller than the sum of its proper divisors (24909762360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11540315400 is a wasteful number, since it uses less digits than its factorization.

11540315400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362975 (or 362966 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11540315400 its reverse (451304511), we get a palindrome (11991619911).

The spelling of 11540315400 in words is "eleven billion, five hundred forty million, three hundred fifteen thousand, four hundred".