1407142532 has 12 divisors (see below), whose sum is σ = 2474875200. Its totient is φ = 700035336.

The previous prime is 1407142531. The next prime is 1407142567. The reversal of 1407142532 is 2352417041.

It is a junction number, because it is equal to n+sod(n) for n = 1407142495 and 1407142504.

It is not an unprimeable number, because it can be changed into a prime (1407142531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883088 + ... + 884679.

It is an arithmetic number, because the mean of its divisors is an integer number (206239600).

Almost surely, 2^1407142532 is an apocalyptic number.

It is an amenable number.

1407142532 is a deficient number, since it is larger than the sum of its proper divisors (1067732668).

1407142532 is a wasteful number, since it uses less digits than its factorization.

1407142532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767970 (or 1767968 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1407142532 is about 37511.8985389969. The cubic root of 1407142532 is about 1120.5881615270.

Adding to 1407142532 its reverse (2352417041), we get a palindrome (3759559573).

The spelling of 1407142532 in words is "one billion, four hundred seven million, one hundred forty-two thousand, five hundred thirty-two".