61002108 has 18 divisors (see below), whose sum is σ = 154199864. Its totient is φ = 20334024.

The previous prime is 61002077. The next prime is 61002119. The reversal of 61002108 is 80120016.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 847216 + ... + 847287.

Almost surely, 2^61002108 is an apocalyptic number.

It is an amenable number.

61002108 is an abundant number, since it is smaller than the sum of its proper divisors (93197756).

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

61002108 is a wasteful number, since it uses less digits than its factorization.

61002108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694513 (or 1694508 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 61002108 is about 7810.3846256122. The cubic root of 61002108 is about 393.6542527586.

The spelling of 61002108 in words is "sixty-one million, two thousand, one hundred eight".