1402457545 has 32 divisors (see below), whose sum is σ = 1912377600. Its totient is φ = 981598464.

The previous prime is 1402457501. The next prime is 1402457569. The reversal of 1402457545 is 5457542041.

It is a cyclic number.

It is not a de Polignac number, because 1402457545 - 2⁹ = 1402457033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52299 + ... + 74431.

It is an arithmetic number, because the mean of its divisors is an integer number (59761800).

Almost surely, 2^1402457545 is an apocalyptic number.

It is an amenable number.

1402457545 is a deficient number, since it is larger than the sum of its proper divisors (509920055).

1402457545 is a wasteful number, since it uses less digits than its factorization.

1402457545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22209.

The product of its (nonzero) digits is 112000, while the sum is 37.

The square root of 1402457545 is about 37449.3997949233. The cubic root of 1402457545 is about 1119.3431376356.

Adding to 1402457545 its reverse (5457542041), we get a palindrome (6859999586).

The spelling of 1402457545 in words is "one billion, four hundred two million, four hundred fifty-seven thousand, five hundred forty-five".