48619121 has 2 divisors, whose sum is σ = 48619122. Its totient is φ = 48619120.

The previous prime is 48619091. The next prime is 48619139. The reversal of 48619121 is 12191684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30129121 + 18490000 = 5489^2 + 4300^2 .

It is a cyclic number.

It is not a de Polignac number, because 48619121 - 2¹⁸ = 48356977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (48619141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24309560 + 24309561.

It is an arithmetic number, because the mean of its divisors is an integer number (24309561).

Almost surely, 2^48619121 is an apocalyptic number.

It is an amenable number.

48619121 is a deficient number, since it is larger than the sum of its proper divisors (1).

48619121 is an equidigital number, since it uses as much as digits as its factorization.

48619121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 32.

The square root of 48619121 is about 6972.7412830249. The cubic root of 48619121 is about 364.9799726298.

The spelling of 48619121 in words is "forty-eight million, six hundred nineteen thousand, one hundred twenty-one".