102070603 has 4 divisors (see below), whose sum is σ = 107442760. Its totient is φ = 96698448.

The previous prime is 102070597. The next prime is 102070621. The reversal of 102070603 is 306070201.

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

It is a de Polignac number, because none of the positive numbers 2^k-102070603 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 5372137 = 102070603 / (1 + 0 + 2 + 0 + 7 + 0 + 6 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102070643) 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, 2686050 + ... + 2686087.

It is an arithmetic number, because the mean of its divisors is an integer number (26860690).

Almost surely, 2^102070603 is an apocalyptic number.

102070603 is a deficient number, since it is larger than the sum of its proper divisors (5372157).

102070603 is an equidigital number, since it uses as much as digits as its factorization.

102070603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372156.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 102070603 is about 10102.9997030585. Note that the first 3 decimals coincide. The cubic root of 102070603 is about 467.3406520321.

The spelling of 102070603 in words is "one hundred two million, seventy thousand, six hundred three".