1151435090 has 32 divisors (see below), whose sum is σ = 2236970736. Its totient is φ = 424200960.

The previous prime is 1151435081. The next prime is 1151435113. The reversal of 1151435090 is 905341511.

It can be written as a sum of positive squares in 8 ways, for example, as 507645961 + 643789129 = 22531^2 + 25373^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50324 + ... + 69536.

Almost surely, 2^1151435090 is an apocalyptic number.

1151435090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1151435090 is a deficient number, since it is larger than the sum of its proper divisors (1085535646).

1151435090 is a wasteful number, since it uses less digits than its factorization.

1151435090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19694.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1151435090 is about 33932.8025662485. The cubic root of 1151435090 is about 1048.1251774656.

The spelling of 1151435090 in words is "one billion, one hundred fifty-one million, four hundred thirty-five thousand, ninety".