155354119 has 2 divisors, whose sum is σ = 155354120. Its totient is φ = 155354118.

The previous prime is 155354117. The next prime is 155354153. The reversal of 155354119 is 911453551.

It is an a-pointer prime, because the next prime (155354153) can be obtained adding 155354119 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155354119 - 2¹ = 155354117 is a prime.

It is a super-2 number, since 2×155354119² = 48269804580532322, which contains 22 as substring.

Together with 155354117, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155354117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77677059 + 77677060.

It is an arithmetic number, because the mean of its divisors is an integer number (77677060).

Almost surely, 2^155354119 is an apocalyptic number.

155354119 is a deficient number, since it is larger than the sum of its proper divisors (1).

155354119 is an equidigital number, since it uses as much as digits as its factorization.

155354119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13500, while the sum is 34.

The square root of 155354119 is about 12464.1132456344. The cubic root of 155354119 is about 537.5773030336.

The spelling of 155354119 in words is "one hundred fifty-five million, three hundred fifty-four thousand, one hundred nineteen".