11540730 has 16 divisors (see below), whose sum is σ = 27697824. Its totient is φ = 3077520.

The previous prime is 11540717. The next prime is 11540731. The reversal of 11540730 is 3704511.

It is a junction number, because it is equal to n+sod(n) for n = 11540697 and 11540706.

It is not an unprimeable number, because it can be changed into a prime (11540731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192316 + ... + 192375.

It is an arithmetic number, because the mean of its divisors is an integer number (1731114).

Almost surely, 2^11540730 is an apocalyptic number.

11540730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11540730 is an abundant number, since it is smaller than the sum of its proper divisors (16157094).

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

11540730 is a wasteful number, since it uses less digits than its factorization.

11540730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384701.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 11540730 is about 3397.1649945212. The cubic root of 11540730 is about 225.9840357324.

The spelling of 11540730 in words is "eleven million, five hundred forty thousand, seven hundred thirty".