1157625001 has 16 divisors (see below), whose sum is σ = 1257182080. Its totient is φ = 1059609600.

The previous prime is 1157624977. The next prime is 1157625019. The reversal of 1157625001 is 1005267511.

It is a Cunningham number, because it is equal to 1050³+1.

It is a cyclic number.

It is not a de Polignac number, because 1157625001 - 2⁵ = 1157624969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1157625061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100926 + ... + 1101976.

It is an arithmetic number, because the mean of its divisors is an integer number (78573880).

Almost surely, 2^1157625001 is an apocalyptic number.

It is an amenable number.

1157625001 is a deficient number, since it is larger than the sum of its proper divisors (99557079).

1157625001 is a wasteful number, since it uses less digits than its factorization.

1157625001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 1157625001 is about 34023.8886813368. Note that the first 3 decimals coincide. The cubic root of 1157625001 is about 1050.0000003023. Note that the first 6 decimals are identical.

The spelling of 1157625001 in words is "one billion, one hundred fifty-seven million, six hundred twenty-five thousand, one".