1157121062 has 8 divisors (see below), whose sum is σ = 1737075000. Its totient is φ = 578096064.

The previous prime is 1157121041. The next prime is 1157121073. The reversal of 1157121062 is 2601217511.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229112 + ... + 234107.

It is an arithmetic number, because the mean of its divisors is an integer number (217134375).

Almost surely, 2^1157121062 is an apocalyptic number.

1157121062 is a deficient number, since it is larger than the sum of its proper divisors (579953938).

1157121062 is a wasteful number, since it uses less digits than its factorization.

1157121062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464470.

The product of its (nonzero) digits is 840, while the sum is 26.

The square root of 1157121062 is about 34016.4822108342. The cubic root of 1157121062 is about 1049.8476156787.

Adding to 1157121062 its reverse (2601217511), we get a palindrome (3758338573).

The spelling of 1157121062 in words is "one billion, one hundred fifty-seven million, one hundred twenty-one thousand, sixty-two".