1020001432 has 32 divisors (see below), whose sum is σ = 1977321600. Its totient is φ = 492768000.

The previous prime is 1020001421. The next prime is 1020001439. The reversal of 1020001432 is 2341000201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020001439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172932 + ... + 178732.

It is an arithmetic number, because the mean of its divisors is an integer number (61791300).

Almost surely, 2^1020001432 is an apocalyptic number.

It is an amenable number.

1020001432 is a deficient number, since it is larger than the sum of its proper divisors (957320168).

1020001432 is a wasteful number, since it uses less digits than its factorization.

1020001432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6547 (or 6543 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1020001432 is about 31937.4612641644. The cubic root of 1020001432 is about 1006.6231806330.

Adding to 1020001432 its reverse (2341000201), we get a palindrome (3361001633).

The spelling of 1020001432 in words is "one billion, twenty million, one thousand, four hundred thirty-two".