1048345090 has 16 divisors (see below), whose sum is σ = 2032176888. Its totient is φ = 387081216.

The previous prime is 1048345079. The next prime is 1048345091. The reversal of 1048345090 is 905438401.

It can be written as a sum of positive squares in 4 ways, for example, as 907756641 + 140588449 = 30129^2 + 11857^2 .

It is not an unprimeable number, because it can be changed into a prime (1048345091) 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, 4031967 + ... + 4032226.

Almost surely, 2^1048345090 is an apocalyptic number.

1048345090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1048345090 is a deficient number, since it is larger than the sum of its proper divisors (983831798).

1048345090 is a wasteful number, since it uses less digits than its factorization.

1048345090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8064213.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1048345090 is about 32378.1576066335. The cubic root of 1048345090 is about 1015.8620936522.

The spelling of 1048345090 in words is "one billion, forty-eight million, three hundred forty-five thousand, ninety".