7312061 has 2 divisors, whose sum is σ = 7312062. Its totient is φ = 7312060.

The previous prime is 7312037. The next prime is 7312069. The reversal of 7312061 is 1602137.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6220036 + 1092025 = 2494^2 + 1045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7312061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7312069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3656030 + 3656031.

It is an arithmetic number, because the mean of its divisors is an integer number (3656031).

Almost surely, 2^7312061 is an apocalyptic number.

It is an amenable number.

7312061 is a deficient number, since it is larger than the sum of its proper divisors (1).

7312061 is an equidigital number, since it uses as much as digits as its factorization.

7312061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 7312061 is about 2704.0822842510. The cubic root of 7312061 is about 194.0945176587.

Adding to 7312061 its reverse (1602137), we get a palindrome (8914198).

The spelling of 7312061 in words is "seven million, three hundred twelve thousand, sixty-one".