5406142514261 has 2 divisors, whose sum is σ = 5406142514262. Its totient is φ = 5406142514260.

The previous prime is 5406142514251. The next prime is 5406142514263. The reversal of 5406142514261 is 1624152416045.

5406142514261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4146823140625 + 1259319373636 = 2036375^2 + 1122194^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5406142514261 is a prime.

It is a super-2 number, since 2×5406142514261² (a number of 26 digits) contains 22 as substring.

Together with 5406142514263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5406142514263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2703071257130 + 2703071257131.

It is an arithmetic number, because the mean of its divisors is an integer number (2703071257131).

Almost surely, 2^{5406142514261} is an apocalyptic number.

It is an amenable number.

5406142514261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5406142514261 is an equidigital number, since it uses as much as digits as its factorization.

5406142514261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 5406142514261 in words is "five trillion, four hundred six billion, one hundred forty-two million, five hundred fourteen thousand, two hundred sixty-one".