1151211110 has 16 divisors (see below), whose sum is σ = 2368205856. Its totient is φ = 394700928.

The previous prime is 1151211107. The next prime is 1151211163. The reversal of 1151211110 is 111121511.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8222867 + ... + 8223006.

It is an arithmetic number, because the mean of its divisors is an integer number (148012866).

Almost surely, 2^1151211110 is an apocalyptic number.

1151211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1151211110 is an abundant number, since it is smaller than the sum of its proper divisors (1216994746).

1151211110 is a wasteful number, since it uses less digits than its factorization.

1151211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16445887.

The product of its (nonzero) digits is 10, while the sum is 14.

The square root of 1151211110 is about 33929.5020594173. The cubic root of 1151211110 is about 1048.0572117583.

Adding to 1151211110 its reverse (111121511), we get a palindrome (1262332621).

It can be divided in two parts, 11512 and 11110, that added together give a palindrome (22622).

The spelling of 1151211110 in words is "one billion, one hundred fifty-one million, two hundred eleven thousand, one hundred ten".