149939663803 has 2 divisors, whose sum is σ = 149939663804. Its totient is φ = 149939663802.

The previous prime is 149939663801. The next prime is 149939663869. The reversal of 149939663803 is 308366939941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149939663803 - 2¹ = 149939663801 is a prime.

Together with 149939663801, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (149939663801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74969831901 + 74969831902.

It is an arithmetic number, because the mean of its divisors is an integer number (74969831902).

Almost surely, 2^149939663803 is an apocalyptic number.

149939663803 is a deficient number, since it is larger than the sum of its proper divisors (1).

149939663803 is an equidigital number, since it uses as much as digits as its factorization.

149939663803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22674816, while the sum is 61.

The spelling of 149939663803 in words is "one hundred forty-nine billion, nine hundred thirty-nine million, six hundred sixty-three thousand, eight hundred three".