1409070540 has 24 divisors (see below), whose sum is σ = 3945397680. Its totient is φ = 375752128.

The previous prime is 1409070521. The next prime is 1409070557. The reversal of 1409070540 is 450709041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1409070498 and 1409070507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11742195 + ... + 11742314.

It is an arithmetic number, because the mean of its divisors is an integer number (164391570).

Almost surely, 2^1409070540 is an apocalyptic number.

1409070540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1409070540 is an abundant number, since it is smaller than the sum of its proper divisors (2536327140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1409070540 is a wasteful number, since it uses less digits than its factorization.

1409070540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23484521 (or 23484519 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1409070540 is about 37537.5883615344. The cubic root of 1409070540 is about 1121.0997223433.

Adding to 1409070540 its reverse (450709041), we get a palindrome (1859779581).

The spelling of 1409070540 in words is "one billion, four hundred nine million, seventy thousand, five hundred forty".