1430030040 has 32 divisors (see below), whose sum is σ = 4290090480. Its totient is φ = 381341312.

The previous prime is 1430030027. The next prime is 1430030053. The reversal of 1430030040 is 400300341.

It is an interprime number because it is at equal distance from previous prime (1430030027) and next prime (1430030053).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5958339 + ... + 5958578.

Almost surely, 2^1430030040 is an apocalyptic number.

1430030040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1430030040 is an abundant number, since it is smaller than the sum of its proper divisors (2860060440).

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

1430030040 is a wasteful number, since it uses less digits than its factorization.

1430030040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11916931 (or 11916927 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1430030040 is about 37815.7379935920. The cubic root of 1430030040 is about 1126.6310602677.

Adding to 1430030040 its reverse (400300341), we get a palindrome (1830330381).

The spelling of 1430030040 in words is "one billion, four hundred thirty million, thirty thousand, forty".