103629139 has 2 divisors, whose sum is σ = 103629140. Its totient is φ = 103629138.

The previous prime is 103629109. The next prime is 103629143. The reversal of 103629139 is 931926301.

It is a strong prime.

It is an emirp because it is prime and its reverse (931926301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103629139 - 2²³ = 95240531 is a prime.

It is a super-3 number, since 3×103629139³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (103629109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51814569 + 51814570.

It is an arithmetic number, because the mean of its divisors is an integer number (51814570).

Almost surely, 2^103629139 is an apocalyptic number.

103629139 is a deficient number, since it is larger than the sum of its proper divisors (1).

103629139 is an equidigital number, since it uses as much as digits as its factorization.

103629139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 103629139 is about 10179.8398317459. The cubic root of 103629139 is about 469.7072856706.

The spelling of 103629139 in words is "one hundred three million, six hundred twenty-nine thousand, one hundred thirty-nine".