149288803 has 2 divisors, whose sum is σ = 149288804. Its totient is φ = 149288802.

The previous prime is 149288801. The next prime is 149288809. The reversal of 149288803 is 308882941.

It is a weak prime.

It is an emirp because it is prime and its reverse (308882941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149288803 - 2¹ = 149288801 is a prime.

Together with 149288801, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 149288803.

It is not a weakly prime, because it can be changed into another prime (149288801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74644401 + 74644402.

It is an arithmetic number, because the mean of its divisors is an integer number (74644402).

Almost surely, 2^149288803 is an apocalyptic number.

149288803 is a deficient number, since it is larger than the sum of its proper divisors (1).

149288803 is an equidigital number, since it uses as much as digits as its factorization.

149288803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 149288803 is about 12218.3797207322. The cubic root of 149288803 is about 530.4882210651.

The spelling of 149288803 in words is "one hundred forty-nine million, two hundred eighty-eight thousand, eight hundred three".