155195483 has 2 divisors, whose sum is σ = 155195484. Its totient is φ = 155195482.

The previous prime is 155195479. The next prime is 155195497. The reversal of 155195483 is 384591551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155195483 - 2² = 155195479 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155195483.

It is not a weakly prime, because it can be changed into another prime (155195423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77597741 + 77597742.

It is an arithmetic number, because the mean of its divisors is an integer number (77597742).

Almost surely, 2^155195483 is an apocalyptic number.

155195483 is a deficient number, since it is larger than the sum of its proper divisors (1).

155195483 is an equidigital number, since it uses as much as digits as its factorization.

155195483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 41.

The square root of 155195483 is about 12457.7479104371. The cubic root of 155195483 is about 537.3942628135.

The spelling of 155195483 in words is "one hundred fifty-five million, one hundred ninety-five thousand, four hundred eighty-three".