1154002135 has 24 divisors (see below), whose sum is σ = 1635853104. Its totient is φ = 774708480.

The previous prime is 1154002117. The next prime is 1154002141. The reversal of 1154002135 is 5312004511.

It is a happy number.

It is not a de Polignac number, because 1154002135 - 2⁵ = 1154002103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52782 + ... + 71371.

It is an arithmetic number, because the mean of its divisors is an integer number (68160546).

Almost surely, 2^1154002135 is an apocalyptic number.

1154002135 is a deficient number, since it is larger than the sum of its proper divisors (481850969).

1154002135 is a wasteful number, since it uses less digits than its factorization.

1154002135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124195 (or 124182 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1154002135 is about 33970.6069271657. The cubic root of 1154002135 is about 1048.9035069032.

Adding to 1154002135 its reverse (5312004511), we get a palindrome (6466006646).

The spelling of 1154002135 in words is "one billion, one hundred fifty-four million, two thousand, one hundred thirty-five".