1400134503 has 8 divisors (see below), whose sum is σ = 1867356400. Its totient is φ = 933167808.

The previous prime is 1400134457. The next prime is 1400134507. The reversal of 1400134503 is 3054310041.

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

It is not a de Polignac number, because 1400134503 - 2⁸ = 1400134247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400134503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400134507) 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, 50608 + ... + 73221.

It is an arithmetic number, because the mean of its divisors is an integer number (233419550).

Almost surely, 2^1400134503 is an apocalyptic number.

1400134503 is a deficient number, since it is larger than the sum of its proper divisors (467221897).

1400134503 is a wasteful number, since it uses less digits than its factorization.

1400134503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127601.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1400134503 is about 37418.3711965125. The cubic root of 1400134503 is about 1118.7247664148.

Adding to 1400134503 its reverse (3054310041), we get a palindrome (4454444544).

The spelling of 1400134503 in words is "one billion, four hundred million, one hundred thirty-four thousand, five hundred three".