1401604534 has 16 divisors (see below), whose sum is σ = 2295871056. Its totient is φ = 636444000.

The previous prime is 1401604517. The next prime is 1401604543. The reversal of 1401604534 is 4354061041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10017 + ... + 53884.

It is an arithmetic number, because the mean of its divisors is an integer number (143491941).

Almost surely, 2^1401604534 is an apocalyptic number.

1401604534 is a deficient number, since it is larger than the sum of its proper divisors (894266522).

1401604534 is a wasteful number, since it uses less digits than its factorization.

1401604534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64911.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1401604534 is about 37438.0092152347. The cubic root of 1401604534 is about 1119.1161537818.

Adding to 1401604534 its reverse (4354061041), we get a palindrome (5755665575).

The spelling of 1401604534 in words is "one billion, four hundred one million, six hundred four thousand, five hundred thirty-four".