1153401505325 has 6 divisors (see below), whose sum is σ = 1430217866634. Its totient is φ = 922721204240.

The previous prime is 1153401505261. The next prime is 1153401505327. The reversal of 1153401505325 is 5235051043511.

It can be written as a sum of positive squares in 3 ways, for example, as 288587063209 + 864814442116 = 537203^2 + 929954^2 .

It is not a de Polignac number, because 1153401505325 - 2⁶ = 1153401505261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153401505327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23068030082 + ... + 23068030131.

It is an arithmetic number, because the mean of its divisors is an integer number (238369644439).

Almost surely, 2^{1153401505325} is an apocalyptic number.

It is an amenable number.

1153401505325 is a deficient number, since it is larger than the sum of its proper divisors (276816361309).

1153401505325 is an equidigital number, since it uses as much as digits as its factorization.

1153401505325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46136060223 (or 46136060218 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 1153401505325 its reverse (5235051043511), we get a palindrome (6388452548836).

The spelling of 1153401505325 in words is "one trillion, one hundred fifty-three billion, four hundred one million, five hundred five thousand, three hundred twenty-five".