1051402050 has 72 divisors (see below), whose sum is σ = 2973462960. Its totient is φ = 265615200.

The previous prime is 1051402003. The next prime is 1051402063. The reversal of 1051402050 is 502041501.

It is a super-2 number, since 2×1051402050² = 2210892541488405000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 52936 + ... + 70035.

Almost surely, 2^1051402050 is an apocalyptic number.

1051402050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1051402050 is an abundant number, since it is smaller than the sum of its proper divisors (1922060910).

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

1051402050 is a wasteful number, since it uses less digits than its factorization.

1051402050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123008 (or 123000 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 1051402050 is about 32425.3303761118. The cubic root of 1051402050 is about 1016.8485487845.

Adding to 1051402050 its reverse (502041501), we get a palindrome (1553443551).

The spelling of 1051402050 in words is "one billion, fifty-one million, four hundred two thousand, fifty".