48151661 has 2 divisors, whose sum is σ = 48151662. Its totient is φ = 48151660.

The previous prime is 48151651. The next prime is 48151709. The reversal of 48151661 is 16615184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37589161 + 10562500 = 6131^2 + 3250^2 .

It is a cyclic number.

It is not a de Polignac number, because 48151661 - 2²² = 43957357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48151651) 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, 24075830 + 24075831.

It is an arithmetic number, because the mean of its divisors is an integer number (24075831).

Almost surely, 2^48151661 is an apocalyptic number.

It is an amenable number.

48151661 is a deficient number, since it is larger than the sum of its proper divisors (1).

48151661 is an equidigital number, since it uses as much as digits as its factorization.

48151661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 32.

The square root of 48151661 is about 6939.1397881870. The cubic root of 48151661 is about 363.8064749369.

The spelling of 48151661 in words is "forty-eight million, one hundred fifty-one thousand, six hundred sixty-one".