61464811 has 2 divisors, whose sum is σ = 61464812. Its totient is φ = 61464810.

The previous prime is 61464803. The next prime is 61464817. The reversal of 61464811 is 11846416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61464811 - 2³ = 61464803 is a prime.

It is not a weakly prime, because it can be changed into another prime (61464817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30732405 + 30732406.

It is an arithmetic number, because the mean of its divisors is an integer number (30732406).

Almost surely, 2^61464811 is an apocalyptic number.

61464811 is a deficient number, since it is larger than the sum of its proper divisors (1).

61464811 is an equidigital number, since it uses as much as digits as its factorization.

61464811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 31.

The square root of 61464811 is about 7839.9496809610. The cubic root of 61464811 is about 394.6470403591.

The spelling of 61464811 in words is "sixty-one million, four hundred sixty-four thousand, eight hundred eleven".