61141651 has 2 divisors, whose sum is σ = 61141652. Its totient is φ = 61141650.

The previous prime is 61141631. The next prime is 61141669. The reversal of 61141651 is 15614116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61141651 - 2⁹ = 61141139 is a prime.

It is not a weakly prime, because it can be changed into another prime (61141631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30570825 + 30570826.

It is an arithmetic number, because the mean of its divisors is an integer number (30570826).

Almost surely, 2^61141651 is an apocalyptic number.

61141651 is a deficient number, since it is larger than the sum of its proper divisors (1).

61141651 is an equidigital number, since it uses as much as digits as its factorization.

61141651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 25.

The square root of 61141651 is about 7819.3126935812. The cubic root of 61141651 is about 393.9541869997.

Adding to 61141651 its reverse (15614116), we get a palindrome (76755767).

The spelling of 61141651 in words is "sixty-one million, one hundred forty-one thousand, six hundred fifty-one".