1402538859 has 12 divisors (see below), whose sum is σ = 2091241152. Its totient is φ = 904863600.

The previous prime is 1402538849. The next prime is 1402538881. The reversal of 1402538859 is 9588352041.

It is not a de Polignac number, because 1402538859 - 2⁴ = 1402538843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1402538849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2513232 + ... + 2513789.

It is an arithmetic number, because the mean of its divisors is an integer number (174270096).

Almost surely, 2^1402538859 is an apocalyptic number.

1402538859 is a deficient number, since it is larger than the sum of its proper divisors (688702293).

1402538859 is a wasteful number, since it uses less digits than its factorization.

1402538859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027058 (or 5027055 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 1402538859 is about 37450.4854307658. The cubic root of 1402538859 is about 1119.3647702593.

The spelling of 1402538859 in words is "one billion, four hundred two million, five hundred thirty-eight thousand, eight hundred fifty-nine".