1155373627357 has 8 divisors (see below), whose sum is σ = 1157341923800. Its totient is φ = 1153405604160.

The previous prime is 1155373627321. The next prime is 1155373627381. The reversal of 1155373627357 is 7537263735511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 220814468281 + 934559159076 = 469909^2 + 966726^2 .

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 1155373627357 - 2¹⁵ = 1155373594589 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1155373627298 and 1155373627307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155373627307) 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, 9540019 + ... + 9660367.

It is an arithmetic number, because the mean of its divisors is an integer number (144667740475).

Almost surely, 2^{1155373627357} is an apocalyptic number.

It is an amenable number.

1155373627357 is a deficient number, since it is larger than the sum of its proper divisors (1968296443).

1155373627357 is a wasteful number, since it uses less digits than its factorization.

1155373627357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136623.

The product of its digits is 13891500, while the sum is 55.

The spelling of 1155373627357 in words is "one trillion, one hundred fifty-five billion, three hundred seventy-three million, six hundred twenty-seven thousand, three hundred fifty-seven".