155343513 has 16 divisors (see below), whose sum is σ = 223596800. Its totient is φ = 95364864.

The previous prime is 155343499. The next prime is 155343533. The reversal of 155343513 is 315343551.

It is not a de Polignac number, because 155343513 - 2⁴ = 155343497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155343533) 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, 12288 + ... + 21486.

It is an arithmetic number, because the mean of its divisors is an integer number (13974800).

Almost surely, 2^155343513 is an apocalyptic number.

155343513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

155343513 is a deficient number, since it is larger than the sum of its proper divisors (68253287).

155343513 is a wasteful number, since it uses less digits than its factorization.

155343513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9648.

The product of its digits is 13500, while the sum is 30.

The square root of 155343513 is about 12463.6877768981. The cubic root of 155343513 is about 537.5650693173.

The spelling of 155343513 in words is "one hundred fifty-five million, three hundred forty-three thousand, five hundred thirteen".