61030003126 has 4 divisors (see below), whose sum is σ = 91545004692. Its totient is φ = 30515001562.

The previous prime is 61030003121. The next prime is 61030003159. The reversal of 61030003126 is 62130003016.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×61030003126² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61030003097 and 61030003106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61030003121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15257500780 + ... + 15257500783.

It is an arithmetic number, because the mean of its divisors is an integer number (22886251173).

Almost surely, 2^61030003126 is an apocalyptic number.

61030003126 is a deficient number, since it is larger than the sum of its proper divisors (30515001566).

61030003126 is a wasteful number, since it uses less digits than its factorization.

61030003126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30515001565.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 61030003126 in words is "sixty-one billion, thirty million, three thousand, one hundred twenty-six".