149076847 has 2 divisors, whose sum is σ = 149076848. Its totient is φ = 149076846.

The previous prime is 149076839. The next prime is 149076853. The reversal of 149076847 is 748670941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149076847 - 2³ = 149076839 is a prime.

It is a super-2 number, since 2×149076847² = 44447812622922818, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 149076797 and 149076806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149076817) 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, 74538423 + 74538424.

It is an arithmetic number, because the mean of its divisors is an integer number (74538424).

Almost surely, 2^149076847 is an apocalyptic number.

149076847 is a deficient number, since it is larger than the sum of its proper divisors (1).

149076847 is an equidigital number, since it uses as much as digits as its factorization.

149076847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 149076847 is about 12209.7029857405. The cubic root of 149076847 is about 530.2370447896.

The spelling of 149076847 in words is "one hundred forty-nine million, seventy-six thousand, eight hundred forty-seven".