61862023 has 2 divisors, whose sum is σ = 61862024. Its totient is φ = 61862022.

The previous prime is 61861979. The next prime is 61862027. The reversal of 61862023 is 32026816.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61862023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61861982 and 61862000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61862027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30931011 + 30931012.

It is an arithmetic number, because the mean of its divisors is an integer number (30931012).

Almost surely, 2^61862023 is an apocalyptic number.

61862023 is a deficient number, since it is larger than the sum of its proper divisors (1).

61862023 is an equidigital number, since it uses as much as digits as its factorization.

61862023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 61862023 is about 7865.2414457536. The cubic root of 61862023 is about 395.4953418206.

Adding to 61862023 its reverse (32026816), we get a palindrome (93888839).

The spelling of 61862023 in words is "sixty-one million, eight hundred sixty-two thousand, twenty-three".