1157141134 has 4 divisors (see below), whose sum is σ = 1735711704. Its totient is φ = 578570566.

The previous prime is 1157141129. The next prime is 1157141149. The reversal of 1157141134 is 4311417511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289285282 + ... + 289285285.

It is an arithmetic number, because the mean of its divisors is an integer number (433927926).

Almost surely, 2^1157141134 is an apocalyptic number.

1157141134 is a deficient number, since it is larger than the sum of its proper divisors (578570570).

1157141134 is an equidigital number, since it uses as much as digits as its factorization.

1157141134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578570569.

The product of its digits is 1680, while the sum is 28.

The square root of 1157141134 is about 34016.7772430017. Note that the first 3 decimals coincide. The cubic root of 1157141134 is about 1049.8536860374.

Adding to 1157141134 its reverse (4311417511), we get a palindrome (5468558645).

The spelling of 1157141134 in words is "one billion, one hundred fifty-seven million, one hundred forty-one thousand, one hundred thirty-four".