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61115110963 is a prime number
BaseRepresentation
bin111000111010101111…
…101001011000110011
312211202012212022102021
4320322233221120303
52000130432022323
644024220532311
74262326605034
oct707257513063
9184665768367
1061115110963
1123a11983475
12ba173b1097
1359bc79bb6a
142d5aa06a8b
1518ca5c105d
hexe3abe9633

61115110963 has 2 divisors, whose sum is σ = 61115110964. Its totient is φ = 61115110962.

The previous prime is 61115110943. The next prime is 61115111051. The reversal of 61115110963 is 36901151116.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61115110963 - 29 = 61115110451 is a prime.

It is not a weakly prime, because it can be changed into another prime (61115110913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30557555481 + 30557555482.

It is an arithmetic number, because the mean of its divisors is an integer number (30557555482).

Almost surely, 261115110963 is an apocalyptic number.

61115110963 is a deficient number, since it is larger than the sum of its proper divisors (1).

61115110963 is an equidigital number, since it uses as much as digits as its factorization.

61115110963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 34.

The spelling of 61115110963 in words is "sixty-one billion, one hundred fifteen million, one hundred ten thousand, nine hundred sixty-three".