1151132235 has 32 divisors (see below), whose sum is σ = 2078542080. Its totient is φ = 538876800.

The previous prime is 1151132219. The next prime is 1151132251. The reversal of 1151132235 is 5322311511.

It is an interprime number because it is at equal distance from previous prime (1151132219) and next prime (1151132251).

It is not a de Polignac number, because 1151132235 - 2⁴ = 1151132219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115501 + ... + 125070.

It is an arithmetic number, because the mean of its divisors is an integer number (64954440).

Almost surely, 2^1151132235 is an apocalyptic number.

1151132235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1151132235 is a deficient number, since it is larger than the sum of its proper divisors (927409845).

1151132235 is a wasteful number, since it uses less digits than its factorization.

1151132235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240619.

The product of its digits is 900, while the sum is 24.

The square root of 1151132235 is about 33928.3397029681. The cubic root of 1151132235 is about 1048.0332754012.

Adding to 1151132235 its reverse (5322311511), we get a palindrome (6473443746).

It can be divided in two parts, 1151 and 132235, that added together give a triangular number (133386 = T₅₁₆).

The spelling of 1151132235 in words is "one billion, one hundred fifty-one million, one hundred thirty-two thousand, two hundred thirty-five".