61151016 has 16 divisors (see below), whose sum is σ = 152877600. Its totient is φ = 20383664.

The previous prime is 61151011. The next prime is 61151021. The reversal of 61151016 is 61015116.

It is an interprime number because it is at equal distance from previous prime (61151011) and next prime (61151021).

It is a junction number, because it is equal to n+sod(n) for n = 61150983 and 61151001.

It is not an unprimeable number, because it can be changed into a prime (61151011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1273956 + ... + 1274003.

It is an arithmetic number, because the mean of its divisors is an integer number (9554850).

Almost surely, 2^61151016 is an apocalyptic number.

It is an amenable number.

61151016 is an abundant number, since it is smaller than the sum of its proper divisors (91726584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61151016 is a wasteful number, since it uses less digits than its factorization.

61151016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2547968 (or 2547964 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 61151016 is about 7819.9115084507. The cubic root of 61151016 is about 393.9742998173.

It can be divided in two parts, 6 and 1151016, that multiplied together give a palindrome (6906096).

The spelling of 61151016 in words is "sixty-one million, one hundred fifty-one thousand, sixteen".