155341001043 has 16 divisors (see below), whose sum is σ = 232507344160. Its totient is φ = 102493029888.

The previous prime is 155341001027. The next prime is 155341001063. The reversal of 155341001043 is 340100143551.

It is a happy number.

155341001043 is a `hidden beast` number, since 1 + 553 + 4 + 1 + 0 + 0 + 104 + 3 = 666.

It is not a de Polignac number, because 155341001043 - 2⁴ = 155341001027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155341000998 and 155341001016.

It is not an unprimeable number, because it can be changed into a prime (155341001003) 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, 29653930 + ... + 29659167.

It is an arithmetic number, because the mean of its divisors is an integer number (14531709010).

Almost surely, 2^155341001043 is an apocalyptic number.

155341001043 is a deficient number, since it is larger than the sum of its proper divisors (77166343117).

155341001043 is an equidigital number, since it uses as much as digits as its factorization.

155341001043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59313203 (or 59313197 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 155341001043 its reverse (340100143551), we get a palindrome (495441144594).

The spelling of 155341001043 in words is "one hundred fifty-five billion, three hundred forty-one million, one thousand, forty-three".