1157654322 has 64 divisors (see below), whose sum is σ = 2814894720. Its totient is φ = 349747200.

The previous prime is 1157654317. The next prime is 1157654339. The reversal of 1157654322 is 2234567511.

1157654322 is a `hidden beast` number, since 1 + 1 + 576 + 54 + 32 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206922 + ... + 212442.

It is an arithmetic number, because the mean of its divisors is an integer number (43982730).

Almost surely, 2^1157654322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1157654322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407447360).

1157654322 is an abundant number, since it is smaller than the sum of its proper divisors (1657240398).

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

1157654322 is a wasteful number, since it uses less digits than its factorization.

1157654322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5896 (or 5890 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 1157654322 is about 34024.3195670391. The cubic root of 1157654322 is about 1050.0088652313.

The spelling of 1157654322 in words is "one billion, one hundred fifty-seven million, six hundred fifty-four thousand, three hundred twenty-two".