1490791803 has 8 divisors (see below), whose sum is σ = 1987956048. Its totient is φ = 993744384.

The previous prime is 1490791793. The next prime is 1490791807. The reversal of 1490791803 is 3081970941.

It is a happy number.

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

It is not a de Polignac number, because 1490791803 - 2¹² = 1490787707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1490791807) 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, 6975 + ... + 55047.

It is an arithmetic number, because the mean of its divisors is an integer number (248494506).

Almost surely, 2^1490791803 is an apocalyptic number.

1490791803 is a deficient number, since it is larger than the sum of its proper divisors (497164245).

1490791803 is a wasteful number, since it uses less digits than its factorization.

1490791803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58413.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1490791803 is about 38610.7731468822. The cubic root of 1490791803 is about 1142.3670431524.

The spelling of 1490791803 in words is "one billion, four hundred ninety million, seven hundred ninety-one thousand, eight hundred three".