1157227610605 has 16 divisors (see below), whose sum is σ = 1514949465600. Its totient is φ = 841601568960.

The previous prime is 1157227610603. The next prime is 1157227610621. The reversal of 1157227610605 is 5060167227511.

It is not a de Polignac number, because 1157227610605 - 2¹ = 1157227610603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157227610603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2605156 + ... + 3016834.

It is an arithmetic number, because the mean of its divisors is an integer number (94684341600).

Almost surely, 2^{1157227610605} is an apocalyptic number.

It is an amenable number.

1157227610605 is a deficient number, since it is larger than the sum of its proper divisors (357721854995).

1157227610605 is a wasteful number, since it uses less digits than its factorization.

1157227610605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462804.

The product of its (nonzero) digits is 176400, while the sum is 43.

The spelling of 1157227610605 in words is "one trillion, one hundred fifty-seven billion, two hundred twenty-seven million, six hundred ten thousand, six hundred five".