612061 has 2 divisors, whose sum is σ = 612062. Its totient is φ = 612060.

The previous prime is 612049. The next prime is 612067. The reversal of 612061 is 160216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525625 + 86436 = 725^2 + 294^2 .

It is a cyclic number.

It is not a de Polignac number, because 612061 - 2⁹ = 611549 is a prime.

612061 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306030 + 306031.

It is an arithmetic number, because the mean of its divisors is an integer number (306031).

2⁶¹²⁰⁶¹ is an apocalyptic number.

It is an amenable number.

612061 is a deficient number, since it is larger than the sum of its proper divisors (1).

612061 is an equidigital number, since it uses as much as digits as its factorization.

612061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 612061 is about 782.3432750398. The cubic root of 612061 is about 84.9046682071.

Adding to 612061 its reverse (160216), we get a palindrome (772277).

The spelling of 612061 in words is "six hundred twelve thousand, sixty-one".