1246606541 has 2 divisors, whose sum is σ = 1246606542. Its totient is φ = 1246606540.

The previous prime is 1246606523. The next prime is 1246606547. The reversal of 1246606541 is 1456066421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 951969316 + 294637225 = 30854^2 + 17165^2 .

It is an emirp because it is prime and its reverse (1456066421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1246606541 - 2⁶ = 1246606477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1246606547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623303270 + 623303271.

It is an arithmetic number, because the mean of its divisors is an integer number (623303271).

Almost surely, 2^1246606541 is an apocalyptic number.

It is an amenable number.

1246606541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246606541 is an equidigital number, since it uses as much as digits as its factorization.

1246606541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1246606541 is about 35307.3156866959. The cubic root of 1246606541 is about 1076.2416634613.

The spelling of 1246606541 in words is "one billion, two hundred forty-six million, six hundred six thousand, five hundred forty-one".