155413011 has 8 divisors (see below), whose sum is σ = 223157200. Its totient is φ = 95638752.

The previous prime is 155413007. The next prime is 155413019. The reversal of 155413011 is 110314551.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 155413011 - 2² = 155413007 is a prime.

It is a super-2 number, since 2×155413011² = 48306407976172242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155413019) 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, 1992436 + ... + 1992513.

It is an arithmetic number, because the mean of its divisors is an integer number (27894650).

Almost surely, 2^155413011 is an apocalyptic number.

155413011 is a deficient number, since it is larger than the sum of its proper divisors (67744189).

155413011 is a wasteful number, since it uses less digits than its factorization.

155413011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984965.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 155413011 is about 12466.4754842738. The cubic root of 155413011 is about 537.6452231358.

Adding to 155413011 its reverse (110314551), we get a palindrome (265727562).

The spelling of 155413011 in words is "one hundred fifty-five million, four hundred thirteen thousand, eleven".