61025369 has 2 divisors, whose sum is σ = 61025370. Its totient is φ = 61025368.

The previous prime is 61025357. The next prime is 61025381. The reversal of 61025369 is 96352016.

It is a happy number.

61025369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (61025357) and next prime (61025381).

It can be written as a sum of positive squares in only one way, i.e., 42406144 + 18619225 = 6512^2 + 4315^2 .

It is a cyclic number.

It is not a de Polignac number, because 61025369 - 2¹² = 61021273 is a prime.

It is a super-2 number, since 2×61025369² = 7448191323172322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (61025339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30512684 + 30512685.

It is an arithmetic number, because the mean of its divisors is an integer number (30512685).

Almost surely, 2^61025369 is an apocalyptic number.

It is an amenable number.

61025369 is a deficient number, since it is larger than the sum of its proper divisors (1).

61025369 is an equidigital number, since it uses as much as digits as its factorization.

61025369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 61025369 is about 7811.8735908871. The cubic root of 61025369 is about 393.7042817835.

The spelling of 61025369 in words is "sixty-one million, twenty-five thousand, three hundred sixty-nine".