61296427 has 2 divisors, whose sum is σ = 61296428. Its totient is φ = 61296426.

The previous prime is 61296409. The next prime is 61296439. The reversal of 61296427 is 72469216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61296427 - 2¹⁵ = 61263659 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61296467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30648213 + 30648214.

It is an arithmetic number, because the mean of its divisors is an integer number (30648214).

Almost surely, 2^61296427 is an apocalyptic number.

61296427 is a deficient number, since it is larger than the sum of its proper divisors (1).

61296427 is an equidigital number, since it uses as much as digits as its factorization.

61296427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 61296427 is about 7829.2034716183. The cubic root of 61296427 is about 394.2863297829.

The spelling of 61296427 in words is "sixty-one million, two hundred ninety-six thousand, four hundred twenty-seven".