1065350040 has 64 divisors (see below), whose sum is σ = 3198238560. Its totient is φ = 283898880.

The previous prime is 1065350023. The next prime is 1065350057. The reversal of 1065350040 is 400535601.

It is an interprime number because it is at equal distance from previous prime (1065350023) and next prime (1065350057).

It is a super-2 number, since 2×1065350040² = 2269941415456003200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291102 + ... + 294738.

Almost surely, 2^1065350040 is an apocalyptic number.

1065350040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1065350040 is an abundant number, since it is smaller than the sum of its proper divisors (2132888520).

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

1065350040 is a wasteful number, since it uses less digits than its factorization.

1065350040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6092 (or 6088 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1065350040 is about 32639.7003662717. The cubic root of 1065350040 is about 1021.3253436730.

Adding to 1065350040 its reverse (400535601), we get a palindrome (1465885641).

The spelling of 1065350040 in words is "one billion, sixty-five million, three hundred fifty thousand, forty".