1012423432 has 8 divisors (see below), whose sum is σ = 1898293950. Its totient is φ = 506211712.

The previous prime is 1012423429. The next prime is 1012423469. The reversal of 1012423432 is 2343242101.

It can be written as a sum of positive squares in only one way, i.e., 900360036 + 112063396 = 30006^2 + 10586^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63276457 + ... + 63276472.

Almost surely, 2^1012423432 is an apocalyptic number.

It is an amenable number.

1012423432 is a deficient number, since it is larger than the sum of its proper divisors (885870518).

1012423432 is a wasteful number, since it uses less digits than its factorization.

1012423432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126552935 (or 126552931 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1012423432 is about 31818.6019806025. The cubic root of 1012423432 is about 1004.1241123162.

Adding to 1012423432 its reverse (2343242101), we get a palindrome (3355665533).

The spelling of 1012423432 in words is "one billion, twelve million, four hundred twenty-three thousand, four hundred thirty-two".