148887407 has 2 divisors, whose sum is σ = 148887408. Its totient is φ = 148887406.

The previous prime is 148887391. The next prime is 148887437. The reversal of 148887407 is 704788841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148887407 - 2⁴ = 148887391 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148887437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74443703 + 74443704.

It is an arithmetic number, because the mean of its divisors is an integer number (74443704).

Almost surely, 2^148887407 is an apocalyptic number.

148887407 is a deficient number, since it is larger than the sum of its proper divisors (1).

148887407 is an equidigital number, since it uses as much as digits as its factorization.

148887407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 401408, while the sum is 47.

The square root of 148887407 is about 12201.9427551517. The cubic root of 148887407 is about 530.0123493029.

The spelling of 148887407 in words is "one hundred forty-eight million, eight hundred eighty-seven thousand, four hundred seven".