1159172257403 has 8 divisors (see below), whose sum is σ = 1187853914016. Its totient is φ = 1130510084800.

The previous prime is 1159172257339. The next prime is 1159172257421. The reversal of 1159172257403 is 3047522719511.

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

It is a cyclic number.

It is not a de Polignac number, because 1159172257403 - 2⁶ = 1159172257339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1159172257703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4750508 + ... + 4988553.

It is an arithmetic number, because the mean of its divisors is an integer number (148481739252).

Almost surely, 2^{1159172257403} is an apocalyptic number.

1159172257403 is a deficient number, since it is larger than the sum of its proper divisors (28681656613).

1159172257403 is an equidigital number, since it uses as much as digits as its factorization.

1159172257403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9742005.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 1159172257403 in words is "one trillion, one hundred fifty-nine billion, one hundred seventy-two million, two hundred fifty-seven thousand, four hundred three".