61844051 has 2 divisors, whose sum is σ = 61844052. Its totient is φ = 61844050.

The previous prime is 61844021. The next prime is 61844059. The reversal of 61844051 is 15044816.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61844051 - 2²² = 57649747 is a prime.

It is not a weakly prime, because it can be changed into another prime (61844059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30922025 + 30922026.

It is an arithmetic number, because the mean of its divisors is an integer number (30922026).

Almost surely, 2^61844051 is an apocalyptic number.

61844051 is a deficient number, since it is larger than the sum of its proper divisors (1).

61844051 is an equidigital number, since it uses as much as digits as its factorization.

61844051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 61844051 is about 7864.0988676389. The cubic root of 61844051 is about 395.4570386724.

Adding to 61844051 its reverse (15044816), we get a palindrome (76888867).

The spelling of 61844051 in words is "sixty-one million, eight hundred forty-four thousand, fifty-one".