1402636054 has 4 divisors (see below), whose sum is σ = 2103954084. Its totient is φ = 701318026.

The previous prime is 1402636033. The next prime is 1402636063. The reversal of 1402636054 is 4506362041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4506362041 = 7457 ⋅604313.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350659012 + ... + 350659015.

It is an arithmetic number, because the mean of its divisors is an integer number (525988521).

Almost surely, 2^1402636054 is an apocalyptic number.

1402636054 is a deficient number, since it is larger than the sum of its proper divisors (701318030).

1402636054 is an equidigital number, since it uses as much as digits as its factorization.

1402636054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701318029.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1402636054 is about 37451.7830550162. The cubic root of 1402636054 is about 1119.3906267374.

Adding to 1402636054 its reverse (4506362041), we get a palindrome (5908998095).

The spelling of 1402636054 in words is "one billion, four hundred two million, six hundred thirty-six thousand, fifty-four".