155483311 has 2 divisors, whose sum is σ = 155483312. Its totient is φ = 155483310.

The previous prime is 155483261. The next prime is 155483329. The reversal of 155483311 is 113384551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155483311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155483351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77741655 + 77741656.

It is an arithmetic number, because the mean of its divisors is an integer number (77741656).

Almost surely, 2^155483311 is an apocalyptic number.

155483311 is a deficient number, since it is larger than the sum of its proper divisors (1).

155483311 is an equidigital number, since it uses as much as digits as its factorization.

155483311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 31.

The square root of 155483311 is about 12469.2947274495. The cubic root of 155483311 is about 537.7262776142.

The spelling of 155483311 in words is "one hundred fifty-five million, four hundred eighty-three thousand, three hundred eleven".