103012743 has 8 divisors (see below), whose sum is σ = 137862000. Its totient is φ = 68419328.

The previous prime is 103012717. The next prime is 103012747. The reversal of 103012743 is 347210301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103012743 - 2⁸ = 103012487 is a prime.

It is a super-2 number, since 2×103012743² = 21223250440768098, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103012747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63018 + ... + 64631.

It is an arithmetic number, because the mean of its divisors is an integer number (17232750).

Almost surely, 2^103012743 is an apocalyptic number.

103012743 is a deficient number, since it is larger than the sum of its proper divisors (34849257).

103012743 is a wasteful number, since it uses less digits than its factorization.

103012743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127921.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 103012743 is about 10149.5193482253. The cubic root of 103012743 is about 468.7741451740.

The spelling of 103012743 in words is "one hundred three million, twelve thousand, seven hundred forty-three".