103643731354 has 4 divisors (see below), whose sum is σ = 155465597034. Its totient is φ = 51821865676.

The previous prime is 103643731337. The next prime is 103643731391. The reversal of 103643731354 is 453137346301.

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

It can be written as a sum of positive squares in only one way, i.e., 86099404329 + 17544327025 = 293427^2 + 132455^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25910932837 + ... + 25910932840.

Almost surely, 2^103643731354 is an apocalyptic number.

103643731354 is a deficient number, since it is larger than the sum of its proper divisors (51821865680).

103643731354 is an equidigital number, since it uses as much as digits as its factorization.

103643731354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51821865679.

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 103643731354 in words is "one hundred three billion, six hundred forty-three million, seven hundred thirty-one thousand, three hundred fifty-four".