61701043 has 2 divisors, whose sum is σ = 61701044. Its totient is φ = 61701042.

The previous prime is 61700983. The next prime is 61701077. The reversal of 61701043 is 34010716.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61701043 is a prime.

It is not a weakly prime, because it can be changed into another prime (61701743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30850521 + 30850522.

It is an arithmetic number, because the mean of its divisors is an integer number (30850522).

Almost surely, 2^61701043 is an apocalyptic number.

61701043 is a deficient number, since it is larger than the sum of its proper divisors (1).

61701043 is an equidigital number, since it uses as much as digits as its factorization.

61701043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 61701043 is about 7855.0011457669. The cubic root of 61701043 is about 395.1519855225.

Adding to 61701043 its reverse (34010716), we get a palindrome (95711759).

The spelling of 61701043 in words is "sixty-one million, seven hundred one thousand, forty-three".