5142882421 has 2 divisors, whose sum is σ = 5142882422. Its totient is φ = 5142882420.

The previous prime is 5142882403. The next prime is 5142882439. The reversal of 5142882421 is 1242882415.

It is a balanced prime because it is at equal distance from previous prime (5142882403) and next prime (5142882439).

It can be written as a sum of positive squares in only one way, i.e., 3613212100 + 1529670321 = 60110^2 + 39111^2 .

It is a cyclic number.

It is not a de Polignac number, because 5142882421 - 2⁷ = 5142882293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5142882461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571441210 + 2571441211.

It is an arithmetic number, because the mean of its divisors is an integer number (2571441211).

Almost surely, 2^5142882421 is an apocalyptic number.

It is an amenable number.

5142882421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5142882421 is an equidigital number, since it uses as much as digits as its factorization.

5142882421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40960, while the sum is 37.

The square root of 5142882421 is about 71713.8928032777. The cubic root of 5142882421 is about 1726.1115760431. Note that the first 3 decimals are identical.

The spelling of 5142882421 in words is "five billion, one hundred forty-two million, eight hundred eighty-two thousand, four hundred twenty-one".