1157154 has 8 divisors (see below), whose sum is σ = 2314320. Its totient is φ = 385716.

The previous prime is 1157131. The next prime is 1157159. The reversal of 1157154 is 4517511.

It is a sphenic number, since it is the product of 3 distinct primes.

1157154 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1157159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96424 + ... + 96435.

It is an arithmetic number, because the mean of its divisors is an integer number (289290).

2^1157154 is an apocalyptic number.

1157154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1157154 is a wasteful number, since it uses less digits than its factorization.

1157154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192864.

The product of its digits is 700, while the sum is 24.

The square root of 1157154 is about 1075.7109277125. The cubic root of 1157154 is about 104.9857577054.

The spelling of 1157154 in words is "one million, one hundred fifty-seven thousand, one hundred fifty-four".