1429137993 has 8 divisors (see below), whose sum is σ = 1905764256. Its totient is φ = 952635200.

The previous prime is 1429137961. The next prime is 1429138001. The reversal of 1429137993 is 3997319241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1429137993 - 2⁵ = 1429137961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1429135993) 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, 778 + ... + 53468.

It is an arithmetic number, because the mean of its divisors is an integer number (238220532).

Almost surely, 2^1429137993 is an apocalyptic number.

It is an amenable number.

1429137993 is a deficient number, since it is larger than the sum of its proper divisors (476626263).

1429137993 is an equidigital number, since it uses as much as digits as its factorization.

1429137993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61735.

The product of its digits is 367416, while the sum is 48.

The square root of 1429137993 is about 37803.9415008541. The cubic root of 1429137993 is about 1126.3967488954.

The spelling of 1429137993 in words is "one billion, four hundred twenty-nine million, one hundred thirty-seven thousand, nine hundred ninety-three".