1051424432 has 40 divisors (see below), whose sum is σ = 2270502000. Its totient is φ = 468744192.

The previous prime is 1051424431. The next prime is 1051424497. The reversal of 1051424432 is 2344241501.

It is a super-2 number, since 2×1051424432² = 2210986672413045248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051424431) 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, 96557 + ... + 106892.

It is an arithmetic number, because the mean of its divisors is an integer number (56762550).

Almost surely, 2^1051424432 is an apocalyptic number.

It is an amenable number.

1051424432 is an abundant number, since it is smaller than the sum of its proper divisors (1219077568).

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

1051424432 is a wasteful number, since it uses less digits than its factorization.

1051424432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203493 (or 203487 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1051424432 is about 32425.6755056853. The cubic root of 1051424432 is about 1016.8557642110.

Adding to 1051424432 its reverse (2344241501), we get a palindrome (3395665933).

The spelling of 1051424432 in words is "one billion, fifty-one million, four hundred twenty-four thousand, four hundred thirty-two".