155143001325 has 144 divisors (see below), whose sum is σ = 285504208704. Its totient is φ = 74262988800.

The previous prime is 155143001323. The next prime is 155143001327. The reversal of 155143001325 is 523100341551.

It is an interprime number because it is at equal distance from previous prime (155143001323) and next prime (155143001327).

It is not a de Polignac number, because 155143001325 - 2¹ = 155143001323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155143001292 and 155143001301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155143001323) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 153151519 + ... + 153152531.

It is an arithmetic number, because the mean of its divisors is an integer number (1982668116).

Almost surely, 2^155143001325 is an apocalyptic number.

155143001325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155143001325 is a deficient number, since it is larger than the sum of its proper divisors (130361207379).

155143001325 is a wasteful number, since it uses less digits than its factorization.

155143001325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376 (or 1358 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 155143001325 its reverse (523100341551), we get a palindrome (678243342876).

The spelling of 155143001325 in words is "one hundred fifty-five billion, one hundred forty-three million, one thousand, three hundred twenty-five".