48331691 has 2 divisors, whose sum is σ = 48331692. Its totient is φ = 48331690.

The previous prime is 48331669. The next prime is 48331709. The reversal of 48331691 is 19613384.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48331691 - 2¹⁸ = 48069547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48331091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24165845 + 24165846.

It is an arithmetic number, because the mean of its divisors is an integer number (24165846).

Almost surely, 2^48331691 is an apocalyptic number.

48331691 is a deficient number, since it is larger than the sum of its proper divisors (1).

48331691 is an equidigital number, since it uses as much as digits as its factorization.

48331691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 48331691 is about 6952.0997547504. The cubic root of 48331691 is about 364.2593123649.

The spelling of 48331691 in words is "forty-eight million, three hundred thirty-one thousand, six hundred ninety-one".