148700947 has 2 divisors, whose sum is σ = 148700948. Its totient is φ = 148700946.

The previous prime is 148700917. The next prime is 148700953. The reversal of 148700947 is 749007841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148700947 is a prime.

It is a super-2 number, since 2×148700947² = 44223943277393618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (148700917) 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, 74350473 + 74350474.

It is an arithmetic number, because the mean of its divisors is an integer number (74350474).

Almost surely, 2^148700947 is an apocalyptic number.

148700947 is a deficient number, since it is larger than the sum of its proper divisors (1).

148700947 is an equidigital number, since it uses as much as digits as its factorization.

148700947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 148700947 is about 12194.2997748948. The cubic root of 148700947 is about 529.7910022046.

The spelling of 148700947 in words is "one hundred forty-eight million, seven hundred thousand, nine hundred forty-seven".