61090651 has 2 divisors, whose sum is σ = 61090652. Its totient is φ = 61090650.

The previous prime is 61090633. The next prime is 61090669. The reversal of 61090651 is 15609016.

It is a balanced prime because it is at equal distance from previous prime (61090633) and next prime (61090669).

It is a cyclic number.

It is not a de Polignac number, because 61090651 - 2¹¹ = 61088603 is a prime.

It is not a weakly prime, because it can be changed into another prime (61090151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30545325 + 30545326.

It is an arithmetic number, because the mean of its divisors is an integer number (30545326).

Almost surely, 2^61090651 is an apocalyptic number.

61090651 is a deficient number, since it is larger than the sum of its proper divisors (1).

61090651 is an equidigital number, since it uses as much as digits as its factorization.

61090651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 61090651 is about 7816.0508570505. The cubic root of 61090651 is about 393.8446203779.

Adding to 61090651 its reverse (15609016), we get a palindrome (76699667).

The spelling of 61090651 in words is "sixty-one million, ninety thousand, six hundred fifty-one".