11145421610 has 16 divisors (see below), whose sum is σ = 20488605696. Its totient is φ = 4363313808.

The previous prime is 11145421601. The next prime is 11145421613. The reversal of 11145421610 is 1612454111.

It is a self number, because there is not a number n which added to its sum of digits gives 11145421610.

It is not an unprimeable number, because it can be changed into a prime (11145421613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11856362 + ... + 11857301.

It is an arithmetic number, because the mean of its divisors is an integer number (1280537856).

Almost surely, 2^11145421610 is an apocalyptic number.

11145421610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11145421610 is a deficient number, since it is larger than the sum of its proper divisors (9343184086).

11145421610 is a wasteful number, since it uses less digits than its factorization.

11145421610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23713717.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 11145421610 its reverse (1612454111), we get a palindrome (12757875721).

The spelling of 11145421610 in words is "eleven billion, one hundred forty-five million, four hundred twenty-one thousand, six hundred ten".