1231463434 has 8 divisors (see below), whose sum is σ = 1848026880. Its totient is φ = 615454476.

The previous prime is 1231463419. The next prime is 1231463449. The reversal of 1231463434 is 4343641321.

It is an interprime number because it is at equal distance from previous prime (1231463419) and next prime (1231463449).

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

It is a junction number, because it is equal to n+sod(n) for n = 1231463396 and 1231463405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133024 + ... + 141979.

It is an arithmetic number, because the mean of its divisors is an integer number (231003360).

Almost surely, 2^1231463434 is an apocalyptic number.

1231463434 is a deficient number, since it is larger than the sum of its proper divisors (616563446).

1231463434 is a wasteful number, since it uses less digits than its factorization.

1231463434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277244.

The product of its digits is 20736, while the sum is 31.

The square root of 1231463434 is about 35092.2132958296. The cubic root of 1231463434 is about 1071.8660290783.

The spelling of 1231463434 in words is "one billion, two hundred thirty-one million, four hundred sixty-three thousand, four hundred thirty-four".