149189483 has 2 divisors, whose sum is σ = 149189484. Its totient is φ = 149189482.

The previous prime is 149189471. The next prime is 149189497. The reversal of 149189483 is 384981941.

It is a weak prime.

It is an emirp because it is prime and its reverse (384981941) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149189483 is a prime.

It is not a weakly prime, because it can be changed into another prime (149180483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74594741 + 74594742.

It is an arithmetic number, because the mean of its divisors is an integer number (74594742).

Almost surely, 2^149189483 is an apocalyptic number.

149189483 is a deficient number, since it is larger than the sum of its proper divisors (1).

149189483 is an equidigital number, since it uses as much as digits as its factorization.

149189483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 47.

The square root of 149189483 is about 12214.3146758220. The cubic root of 149189483 is about 530.3705525424.

The spelling of 149189483 in words is "one hundred forty-nine million, one hundred eighty-nine thousand, four hundred eighty-three".