1151771610 has 32 divisors (see below), whose sum is σ = 3015548352. Its totient is φ = 279217280.

The previous prime is 1151771587. The next prime is 1151771611. The reversal of 1151771610 is 161771511.

1151771610 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1151771611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1744779 + ... + 1745438.

It is an arithmetic number, because the mean of its divisors is an integer number (94235886).

Almost surely, 2^1151771610 is an apocalyptic number.

1151771610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1151771610 is an abundant number, since it is smaller than the sum of its proper divisors (1863776742).

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

1151771610 is a wasteful number, since it uses less digits than its factorization.

1151771610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3490238.

The product of its (nonzero) digits is 1470, while the sum is 30.

The square root of 1151771610 is about 33937.7608277270. The cubic root of 1151771610 is about 1048.2272763541.

Subtracting from 1151771610 its reverse (161771511), we obtain a palindrome (990000099).

The spelling of 1151771610 in words is "one billion, one hundred fifty-one million, seven hundred seventy-one thousand, six hundred ten".