1157302445 has 32 divisors (see below), whose sum is σ = 1584240000. Its totient is φ = 804536064.

The previous prime is 1157302429. The next prime is 1157302451. The reversal of 1157302445 is 5442037511.

It is a cyclic number.

It is not a de Polignac number, because 1157302445 - 2⁴ = 1157302429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198431 + ... + 204179.

It is an arithmetic number, because the mean of its divisors is an integer number (49507500).

Almost surely, 2^1157302445 is an apocalyptic number.

It is an amenable number.

1157302445 is a deficient number, since it is larger than the sum of its proper divisors (426937555).

1157302445 is a wasteful number, since it uses less digits than its factorization.

1157302445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5949.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 1157302445 is about 34019.1482109708. The cubic root of 1157302445 is about 1049.9024686431.

Adding to 1157302445 its reverse (5442037511), we get a palindrome (6599339956).

The spelling of 1157302445 in words is "one billion, one hundred fifty-seven million, three hundred two thousand, four hundred forty-five".