155541836 has 24 divisors (see below), whose sum is σ = 282078720. Its totient is φ = 74994192.

The previous prime is 155541833. The next prime is 155541839. The reversal of 155541836 is 638145551.

It is an interprime number because it is at equal distance from previous prime (155541833) and next prime (155541839).

It is a self number, because there is not a number n which added to its sum of digits gives 155541836.

It is not an unprimeable number, because it can be changed into a prime (155541833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7865 + ... + 19311.

It is an arithmetic number, because the mean of its divisors is an integer number (11753280).

Almost surely, 2^155541836 is an apocalyptic number.

It is an amenable number.

155541836 is a deficient number, since it is larger than the sum of its proper divisors (126536884).

155541836 is a wasteful number, since it uses less digits than its factorization.

155541836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11573 (or 11571 counting only the distinct ones).

The product of its digits is 72000, while the sum is 38.

The square root of 155541836 is about 12471.6412713003. The cubic root of 155541836 is about 537.7937371215.

The spelling of 155541836 in words is "one hundred fifty-five million, five hundred forty-one thousand, eight hundred thirty-six".